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(parent: 3b8fad3) | patch
perf: Ensure we call add_event_to_ctx() with the right locks held
authorPeter Zijlstra <a.p.zijlstra@chello.nl>
Fri, 10 Sep 2010 10:51:54 +0000 (12:51 +0200)
committerIngo Molnar <mingo@elte.hu>
Fri, 10 Sep 2010 14:24:33 +0000 (16:24 +0200)
commitcee010ec5211b96f33c5c2208f5c14ebb04b634a
treedae35fd772d7e18db94b320a0ffc97e55e719d0etree | snapshot (tar.gz zip)
parent3b8fad3e2f5f69bfd8e42d099ca8582fb2342edfcommit | diff
perf: Ensure we call add_event_to_ctx() with the right locks held

Even though we call it from the inherit path, where the child is
not yet accessible, we need to hold ctx->lock, add_event_to_ctx()
assumes IRQs are disabled.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/perf_event.c diff | blob | blame | history