Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit cb7225fe authored by Namhyung Kim's avatar Namhyung Kim Committed by Arnaldo Carvalho de Melo
Browse files

perf: Remove duplicate invocation on perf_event_for_each 



The @func callback was invoked twice for group leader when
perf_event_for_each() called. It seems the commit 75f937f2
("perf_counter: Fix ctx->mutex vs counter ->mutex inversion") made the
mistake during the change.

Signed-off-by: default avatarNamhyung Kim <namhyung.kim@lge.com>
Acked-by: default avatarPeter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1338443506-25009-1-git-send-email-namhyung.kim@lge.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent a23c4dc4

kernel/events/core.c

+0 −1
Original line number Diff line number Diff line
@@ -3181,7 +3181,6 @@ static void perf_event_for_each(struct perf_event *event, 
	event = event->group_leader;



	perf_event_for_each_child(event, func);

	func(event);

	list_for_each_entry(sibling, &event->sibling_list, group_entry)

		perf_event_for_each_child(sibling, func);

	mutex_unlock(&ctx->mutex);