perf, x86: Fix pebs drains

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I overlooked the perf_disable()/perf_enable() calls in
intel_pmu_handle_irq(), (pointed out by Markus) so we should not
explicitly disable_all/enable_all pebs counters in the drain functions,
these are already disabled and enabling them early is confusing.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@infradead.org>
Cc: paulus@samba.org
Cc: eranian@google.com
Cc: robert.richter@amd.com
Cc: fweisbec@gmail.com
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Peter Zijlstra 2010-03-06 13:26:11 +01:00 • committed by Ingo Molnar

parent cc7f00820b

commit 8f4aebd2be

1 changed files with 3 additions and 12 deletions

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arch/x86/kernel/cpu/perf_event_intel_ds.c

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