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(parent: ecc55f8) | patch
perf, trace: Remove superfluous rcu_read_lock()
authorPeter Zijlstra <a.p.zijlstra@chello.nl>
Fri, 21 May 2010 13:13:59 +0000 (15:13 +0200)
committerIngo Molnar <mingo@elte.hu>
Wed, 9 Jun 2010 09:12:33 +0000 (11:12 +0200)
commit8ed92280be013180e24c84456ab6babcb07037cc
tree5b0826219599532cc1a17ed823bd2358a2bef666tree | snapshot
parentecc55f84b2e9741f29daa787ded93986df6cbe17commit | diff
perf, trace: Remove superfluous rcu_read_lock()

__DO_TRACE() already calls the callbacks under rcu_read_lock_sched(),
which is sufficient for our needs, avoid doing it again.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/perf_event.c diff | blob | history
Domain: System / Kernel;