DKMS make.log for nvidia-340-340.102 for kernel 4.13.0-2-generic (x86_64)
Tue Jul 25 18:46:21 UTC 2017
NVIDIA: calling KBUILD...
make[1]: Entering directory '/usr/src/linux-headers-4.13.0-2-generic'
test -e include/generated/autoconf.h -a -e include/config/auto.conf || (		\
echo >&2;							\
echo >&2 "  ERROR: Kernel configuration is invalid.";		\
echo >&2 "         include/generated/autoconf.h or include/config/auto.conf are missing.";\
echo >&2 "         Run 'make oldconfig && make prepare' on kernel src to fix it.";	\
echo >&2 ;							\
/bin/false)
mkdir -p /var/lib/dkms/nvidia-340/340.102/build/.tmp_versions ; rm -f /var/lib/dkms/nvidia-340/340.102/build/.tmp_versions/*
make -f ./scripts/Makefile.build obj=/var/lib/dkms/nvidia-340/340.102/build
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv.o /var/lib/dkms/nvidia-340/340.102/build/nv.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv.c:13:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv.c:13:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv.c:13:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-acpi.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_acpi"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-acpi.o /var/lib/dkms/nvidia-340/340.102/build/nv-acpi.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-acpi.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-acpi.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-acpi.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-acpi.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-acpi.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-chrdev.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_chrdev"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-chrdev.o /var/lib/dkms/nvidia-340/340.102/build/nv-chrdev.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-chrdev.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-chrdev.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-chrdev.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-chrdev.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-chrdev.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-cray.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_cray"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-cray.o /var/lib/dkms/nvidia-340/340.102/build/nv-cray.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-cray.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-cray.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-cray.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-cray.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-cray.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-dma.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_dma"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-dma.o /var/lib/dkms/nvidia-340/340.102/build/nv-dma.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-dma.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-dma.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-dma.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-dma.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-dma.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-drm.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_drm"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-drm.o /var/lib/dkms/nvidia-340/340.102/build/nv-drm.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-drm.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-drm.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-drm.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-drm.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-drm.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-gvi.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_gvi"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-gvi.o /var/lib/dkms/nvidia-340/340.102/build/nv-gvi.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-gvi.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-gvi.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-gvi.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-gvi.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-gvi.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-i2c.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_i2c"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-i2c.o /var/lib/dkms/nvidia-340/340.102/build/nv-i2c.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-i2c.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-i2c.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-i2c.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-i2c.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-i2c.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-mempool.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_mempool"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-mempool.o /var/lib/dkms/nvidia-340/340.102/build/nv-mempool.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-mempool.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-mempool.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-mempool.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-mempool.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-mempool.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-mmap.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_mmap"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-mmap.o /var/lib/dkms/nvidia-340/340.102/build/nv-mmap.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-mmap.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-mmap.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-mmap.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-mmap.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-mmap.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-p2p.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_p2p"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-p2p.o /var/lib/dkms/nvidia-340/340.102/build/nv-p2p.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-p2p.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-p2p.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-p2p.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-p2p.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-p2p.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-pat.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_pat"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-pat.o /var/lib/dkms/nvidia-340/340.102/build/nv-pat.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-pat.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-pat.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-pat.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-pat.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-pat.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-procfs.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_procfs"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-procfs.o /var/lib/dkms/nvidia-340/340.102/build/nv-procfs.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-procfs.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-procfs.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-procfs.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-procfs.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-procfs.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-usermap.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_usermap"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-usermap.o /var/lib/dkms/nvidia-340/340.102/build/nv-usermap.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-usermap.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-usermap.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-usermap.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-usermap.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-usermap.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-vm.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_vm"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-vm.o /var/lib/dkms/nvidia-340/340.102/build/nv-vm.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-vm.c:14:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-vm.c:14:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-vm.c:14:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-vm.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-vm.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-vtophys.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_vtophys"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-vtophys.o /var/lib/dkms/nvidia-340/340.102/build/nv-vtophys.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-vtophys.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-vtophys.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-vtophys.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-vtophys.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-vtophys.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.os-interface.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"os_interface"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/os-interface.o /var/lib/dkms/nvidia-340/340.102/build/os-interface.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-interface.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-interface.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/os-interface.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/os-interface.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/os-interface.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.os-mlock.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"os_mlock"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/os-mlock.o /var/lib/dkms/nvidia-340/340.102/build/os-mlock.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-mlock.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-mlock.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/os-mlock.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/os-mlock.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/os-mlock.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.os-pci.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"os_pci"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/os-pci.o /var/lib/dkms/nvidia-340/340.102/build/os-pci.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-pci.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-pci.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/os-pci.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/os-pci.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/os-pci.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.os-registry.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"os_registry"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/os-registry.o /var/lib/dkms/nvidia-340/340.102/build/os-registry.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-registry.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-registry.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/os-registry.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/os-registry.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/os-registry.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.os-smp.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"os_smp"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/os-smp.o /var/lib/dkms/nvidia-340/340.102/build/os-smp.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-smp.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-smp.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/os-smp.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/os-smp.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/os-smp.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.os-usermap.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"os_usermap"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/os-usermap.o /var/lib/dkms/nvidia-340/340.102/build/os-usermap.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-usermap.c:15:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/os-usermap.c:15:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/os-usermap.c:15:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/os-usermap.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/os-usermap.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv_uvm_interface.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_uvm_interface"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv_uvm_interface.o /var/lib/dkms/nvidia-340/340.102/build/nv_uvm_interface.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv_uvm_interface.c:21:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv_uvm_interface.c:21:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv_uvm_interface.c:21:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv_uvm_interface.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv_uvm_interface.o] Error 1
  cc -Wp,-MD,/var/lib/dkms/nvidia-340/340.102/build/.nv-frontend.o.d  -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/6/include  -I./arch/x86/include -I./arch/x86/include/generated  -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include  -D__KERNEL__ -fno-pie -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -fno-pie -no-pie -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -Wno-unused-const-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -DNV_MODULE_INSTANCE=0 -DNV_BUILD_MODULE_INSTANCES=0 -UDEBUG -U_DEBUG -DNDEBUG -I/var/lib/dkms/nvidia-340/340.102/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"340.102\" -Wno-unused-function -Wuninitialized -fno-strict-aliasing -mno-red-zone -mcmodel=kernel -DNV_UVM_ENABLE -D__linux__ -DNV_DEV_NAME=\"nvidia\"  -DMODULE  -DKBUILD_BASENAME='"nv_frontend"'  -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-340/340.102/build/nv-frontend.o /var/lib/dkms/nvidia-340/340.102/build/nv-frontend.c
In file included from ./arch/x86/include/asm/current.h:4:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-frontend.c:13:
./include/linux/thread_info.h: In function ‘check_copy_size’:
./include/linux/thread_info.h:130:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (unlikely(sz >= 0 && sz < bytes)) {
                             ^
./include/linux/compiler.h:175:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’:
./include/asm-generic/qrwlock.h:106:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           cnts, cnts | _QW_LOCKED) == cnts);
                                    ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
./include/linux/mmzone.h: In function ‘next_zones_zonelist’:
./include/linux/mmzone.h:985:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx))
                                            ^
./include/linux/compiler.h:174:40: note: in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
In file included from ./arch/x86/include/asm/current.h:5:0,
                 from ./include/linux/sched.h:11,
                 from ./include/linux/utsname.h:5,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:44,
                 from /var/lib/dkms/nvidia-340/340.102/build/nv-frontend.c:13:
./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-refcount.h:176:3: note: in expansion of macro ‘this_cpu_add’
   this_cpu_add(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:419:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘this_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘this_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘this_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:478:35: note: in expansion of macro ‘percpu_add_op’
 #define this_cpu_add_8(pcp, val)  percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘this_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:496:33: note: in expansion of macro ‘__pcpu_size_call’
 #define this_cpu_add(pcp, val)  __pcpu_size_call(this_cpu_add_, pcp, val)
                                 ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:506:33: note: in expansion of macro ‘this_cpu_add’
 #define this_cpu_sub(pcp, val)  this_cpu_add(pcp, -(typeof(pcp))(val))
                                 ^~~~~~~~~~~~
./include/linux/percpu-refcount.h:275:3: note: in expansion of macro ‘this_cpu_sub’
   this_cpu_sub(*percpu_count, nr);
   ^~~~~~~~~~~~
./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’:
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:400:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_1(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:364:11: note: in expansion of macro ‘raw_cpu_add_1’
   case 1: stem##1(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_2(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:365:11: note: in expansion of macro ‘raw_cpu_add_2’
   case 2: stem##2(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_4(pcp, val)  percpu_add_op((pcp), val)
                                  ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:366:11: note: in expansion of macro ‘raw_cpu_add_4’
   case 4: stem##4(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
./arch/x86/include/asm/percpu.h:130:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          ((val) == 1 || (val) == -1)) ?  \
                               ^
./arch/x86/include/asm/percpu.h:469:35: note: in expansion of macro ‘percpu_add_op’
 #define raw_cpu_add_8(pcp, val)   percpu_add_op((pcp), val)
                                   ^~~~~~~~~~~~~
./include/linux/percpu-defs.h:367:11: note: in expansion of macro ‘raw_cpu_add_8’
   case 8: stem##8(variable, __VA_ARGS__);break;  \
           ^~~~
./include/linux/percpu-defs.h:409:32: note: in expansion of macro ‘__pcpu_size_call’
 #define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, pcp, val)
                                ^~~~~~~~~~~~~~~~
./include/linux/percpu-defs.h:445:2: note: in expansion of macro ‘raw_cpu_add’
  raw_cpu_add(pcp, val);      \
  ^~~~~~~~~~~
./include/linux/percpu-defs.h:483:34: note: in expansion of macro ‘__this_cpu_add’
 #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val))
                                  ^~~~~~~~~~~~~~
./include/linux/percpu-defs.h:485:30: note: in expansion of macro ‘__this_cpu_sub’
 #define __this_cpu_dec(pcp)  __this_cpu_sub(pcp, 1)
                              ^~~~~~~~~~~~~~
./include/linux/percpu-rwsem.h:96:3: note: in expansion of macro ‘__this_cpu_dec’
   __this_cpu_dec(*sem->read_count);
   ^~~~~~~~~~~~~~
In file included from /var/lib/dkms/nvidia-340/340.102/build/nv-frontend.c:13:0:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h: At top level:
/var/lib/dkms/nvidia-340/340.102/build/nv-linux.h:199:2: error: #error "This driver requires the ability to change memory types!"
 #error "This driver requires the ability to change memory types!"
  ^~~~~
scripts/Makefile.build:302: recipe for target '/var/lib/dkms/nvidia-340/340.102/build/nv-frontend.o' failed
make[2]: *** [/var/lib/dkms/nvidia-340/340.102/build/nv-frontend.o] Error 1
(cat /dev/null;   echo kernel//var/lib/dkms/nvidia-340/340.102/build/nvidia.ko;) > /var/lib/dkms/nvidia-340/340.102/build/modules.order
make[2]: Target '__build' not remade because of errors.
Makefile:1545: recipe for target '_module_/var/lib/dkms/nvidia-340/340.102/build' failed
make[1]: *** [_module_/var/lib/dkms/nvidia-340/340.102/build] Error 2
make[1]: Target 'modules' not remade because of errors.
make[1]: Leaving directory '/usr/src/linux-headers-4.13.0-2-generic'
NVIDIA: left KBUILD.
nvidia.ko failed to build!
Makefile:185: recipe for target 'nvidia.ko' failed
make: *** [nvidia.ko] Error 1
make: Target 'module' not remade because of errors.
make: Entering directory '/var/lib/dkms/nvidia-340/340.102/build/uvm'
cd ./..; make module SYSSRC=/lib/modules/4.13.0-2-generic/build SYSOUT=/lib/modules/4.13.0-2-generic/build KBUILD_EXTMOD=./..
make[1]: Entering directory '/var/lib/dkms/nvidia-340/340.102/build'
NVIDIA: calling KBUILD...
make[2]: Entering directory '/usr/src/linux-headers-4.13.0-2-generic'
test -e include/generated/autoconf.h -a -e include/config/auto.conf || (		\
echo >&2;							\
echo >&2 "  ERROR: Kernel configuration is invalid.";		\
echo >&2 "         include/generated/autoconf.h or include/config/auto.conf are missing.";\
echo >&2 "         Run 'make oldconfig && make prepare' on kernel src to fix it.";	\
echo >&2 ;							\
/bin/false)
mkdir -p ./../.tmp_versions ; rm -f ./../.tmp_versions/*
make -f ./scripts/Makefile.build obj=./..
scripts/Makefile.build:44: ../Makefile: No such file or directory
make[3]: *** No rule to make target '../Makefile'.  Stop.
Makefile:1545: recipe for target '_module_./..' failed
make[2]: *** [_module_./..] Error 2
make[2]: Leaving directory '/usr/src/linux-headers-4.13.0-2-generic'
NVIDIA: left KBUILD.
nvidia.ko failed to build!
Makefile:185: recipe for target 'nvidia.ko' failed
make[1]: *** [nvidia.ko] Error 1
make[1]: Leaving directory '/var/lib/dkms/nvidia-340/340.102/build'
Makefile:219: recipe for target '../Module.symvers' failed
make: *** [../Module.symvers] Error 2
make: Leaving directory '/var/lib/dkms/nvidia-340/340.102/build/uvm'