perf/x86: Dump DEBUGCTL in PMU dump

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LBRs and LBR freezing are controlled through the DEBUGCTL MSR. So
dump the state of DEBUGCTL too when dumping the PMU state.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: eranian@google.com
Link: http://lkml.kernel.org/r/1425059312-18217-3-git-send-email-andi@firstfloor.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>

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Andi Kleen 2015-02-27 09:48:31 -08:00 • committed by Ingo Molnar

parent 8882edf735

commit da3e606d88

1 changed files with 5 additions and 1 deletions

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arch/x86/kernel/cpu/perf_event.c

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