perf: Sanitize the RCU logic

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Simplify things and simply synchronize against two RCU variants for
PMU unregister -- we don't care about performance, its module unload
if anything.

Reported-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Peter Zijlstra 2010-09-13 11:06:55 +02:00 • committed by Ingo Molnar

parent b0b2072df3

commit cde8e88498

1 changed files with 9 additions and 8 deletions

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kernel/perf_event.c

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