perf/x86: Check branch sampling priv level in generic code

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This patch moves commit 7cc23cd to the generic code:

 perf/x86/intel/lbr: Demand proper privileges for PERF_SAMPLE_BRANCH_KERNEL

The check is now implemented in generic code instead of x86 specific
code. That way we do not have to repeat the test in each arch
supporting branch sampling.

Signed-off-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Link: http://lkml.kernel.org/r/20130521105337.GA2879@quad
Signed-off-by: Ingo Molnar <mingo@kernel.org>

...

This commit is contained in:

Stephane Eranian 2013-05-21 12:53:37 +02:00 • committed by Ingo Molnar

parent 13acac3075

commit 2b923c8f5d

2 changed files with 7 additions and 15 deletions

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13

arch/x86/kernel/cpu/perf_event_intel_lbr.c

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9

kernel/events/core.c

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