perf, x86: P4 PMU -- do a real check for ESCR address being in hash

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To prevent from clashes in future code modifications
do a real check for ESCR address being in hash. At
moment the callers are known to pass sane values but
better to be on a safe side.

And comment fix.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
CC: Lin Ming <ming.m.lin@intel.com>
CC: Peter Zijlstra <a.p.zijlstra@chello.nl>
CC: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <20100518212439.004503600@openvz.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

...

This commit is contained in:

Cyrill Gorcunov 2010-05-19 01:19:17 +04:00 • committed by Ingo Molnar

parent 151f85a471

commit 623aab896e

1 changed files with 4 additions and 3 deletions

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arch/x86/kernel/cpu/perf_event_p4.c

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