mnemo@kingfish:~/src/libexif_apt/libexif-0.6.16$ grep MTRR /boot/config-2.6.28-2-generic
CONFIG_MTRR=y
CONFIG_MTRR_SANITIZER=y
CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT=0
CONFIG_MTRR_SANITIZER_SPARE_REG_NR_DEFAULT=1
mnemo@kingfish:~/src/libexif_apt/libexif-0.6.16$ grep PREEMPT /boot/config-2.6.28-2-generic
# CONFIG_PREEMPT is not set
CONFIG_PREEMPT_NOTIFIERS=y
# CONFIG_PREEMPT_NONE is not set
CONFIG_PREEMPT_VOLUNTARY=y
Some more info on my kernel config:
mnemo@kingfish: ~/src/libexif_ apt/libexif- 0.6.16$ grep MTRR /boot/config- 2.6.28- 2-generic MTRR_SANITIZER= y MTRR_SANITIZER_ ENABLE_ DEFAULT= 0 MTRR_SANITIZER_ SPARE_REG_ NR_DEFAULT= 1 ~/src/libexif_ apt/libexif- 0.6.16$ grep PREEMPT /boot/config- 2.6.28- 2-generic PREEMPT_ NOTIFIERS= y PREEMPT_ VOLUNTARY= y
CONFIG_MTRR=y
CONFIG_
CONFIG_
CONFIG_
mnemo@kingfish:
# CONFIG_PREEMPT is not set
CONFIG_
# CONFIG_PREEMPT_NONE is not set
CONFIG_
This bug seems very similar to this kernel/DRI bug: bugzilla. kernel. org/show_ bug.cgi? id=12166
http://
(I will try to collect the output of /proc/dri/ 0/i915_ gem_interrupt the next time this bug repro's)