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events: Add note to update_event_times comment about holding ctx->lock

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Signed-off-by: Eric B Munson <emunson@mgebm.net>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1308861279-15216-1-git-send-email-emunson@mgebm.net
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Eric B Munson 2011-06-23 16:34:37 -04:00 committed by Ingo Molnar
parent 28009ce4a8
commit b7526f0ca6
1 changed files with 1 additions and 0 deletions
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kernel/events/core.c
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@ -748,6 +748,7 @@ static u64 perf_event_time(struct perf_event *event)
/*
* Update the total_time_enabled and total_time_running fields for a event.
* The caller of this function needs to hold the ctx->lock.
*/
static void update_event_times(struct perf_event *event)
{