perf/x86: Blacklist all MEM_*_RETIRED events for Ivy Bridge
authorPeter Zijlstra <a.p.zijlstra@chello.nl>
Fri, 3 May 2013 12:11:23 +0000 (14:11 +0200)
committerIngo Molnar <mingo@kernel.org>
Sat, 4 May 2013 06:37:46 +0000 (08:37 +0200)
commit741a698f420c34c458294a6accecfbad702a7c52
treedaf6398ca14c71875d0a6dd5f09b12a40ea2df8b
parent5919b30933d7c4fac1f214c59f26c5e990044f09
perf/x86: Blacklist all MEM_*_RETIRED events for Ivy Bridge

Errata BV98 states that all MEM_*_RETIRED events corrupt the
counter value of the SMT sibling's counters. Blacklist these
events

Reported-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: <stable@kernel.org>
Cc: eranian@google.com
Link: http://lkml.kernel.org/r/20130503121256.083340271@chello.nl
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: http://lkml.kernel.org/n/tip-jwra43mujrv1oq9xk6mfe57v@git.kernel.org
arch/x86/kernel/cpu/perf_event_intel.c