Comment 2 for bug 1756121

Reverted the following SAUCE patches. The update to .116 pulls in upstream's final implementation.

1a7bb6191224 UBUNTU: SAUCE: UBUNTU: [Config] Disable CONFIG_PPC_DEBUG_RFI
2a12cf7710e1 UBUNTU: SAUCE: rfi-flush: Fix some RFI conversions in the KVM code
68ee8a04f527 UBUNTU: SAUCE: rfi-flush: Fix the 32-bit KVM build
b6a090d66183 UBUNTU: SAUCE: rfi-flush: Fallback flush add load dependency
9fb6d7509dcd UBUNTU: SAUCE: rfi-flush: Use rfi-flush in printks
2d8d8a2459d2 UBUNTU: SAUCE: rfi-flush: Add no_rfi_flush and nopti comandline options
d275a2d6aa9b UBUNTU: SAUCE: rfi-flush: Refactor the macros so the nops are defined once
e82cad5fc178 UBUNTU: SAUCE: rfi-flush: Fix HRFI_TO_UNKNOWN
1a65b15b16bd UBUNTU: SAUCE: rfi-flush: Fix the fallback flush to actually activate
c049d338c5c2 UBUNTU: SAUCE: rfi-flush: Rework pseries logic to be more cautious
884242613372 UBUNTU: SAUCE: rfi-flush: Rework powernv logic to be more cautious
ee71154ed061 UBUNTU: SAUCE: rfi-flush: Add barriers to the fallback L1D flushing
cab09201eef8 UBUNTU: SAUCE: Fix compilation errors for arch/powerpc/lib/feature-fixups.c
4fc2e0b57c89 UBUNTU: SAUCE: Remove setup.h include file otherwise compilation complains about missing header file.
323c02b05b3a UBUNTU: SAUCE: powerpc/asm: Allow including ppc_asm.h in asm files
d585250a68cd UBUNTU: SAUCE: rfi-flush: Add speculation barrier before ori 30,30,0 flush
5dcadca3b007 UBUNTU: SAUCE: rfi-flush: Allow HV to advertise multiple flush types
313e806c5d1f UBUNTU: SAUCE: rfi-flush: Support more than one flush type at once
00d9e152a174 UBUNTU: SAUCE: rfi-flush: Expand the RFI section to two nop slots
e1f3564b8cc8 UBUNTU: SAUCE: rfi-flush: Push the instruction selection down to the patching routine
0929d8b8c889 UBUNTU: SAUCE: rfi-flush: Make l1d_flush_type bit flags
2d94edf362f5 UBUNTU: SAUCE: rfi-flush: Implement congruence-first fallback flush
b9bc93cd2404 UBUNTU: SAUCE: KVM: Revert the implementation of H_GET_CPU_CHARACTERISTICS
dad6dc82037d UBUNTU: SAUCE: rfi-flush: kvmppc_skip_(H)interrupt returns to host
341c0f15655c UBUNTU: SAUCE: Fixup rfid in kvmppc_skip_Hinterrupt should be hrfid
035298082b55 UBUNTU: SAUCE: rfi-flush: Add HRFI_TO_UNKNOWN and use it in denorm
8319f6cde6b4 UBUNTU: SAUCE: rfi-flush: Make DEBUG_RFI a CONFIG option
76b012587aa8 UBUNTU: SAUCE: powerpc: Secure memory rfi flush