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author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2010-10-14 20:32:45 (GMT) |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-10-18 17:58:59 (GMT) |
commit | 7e54a5a0b655734326dc78c2b5efc1eb35497bb6 (patch) | |
tree | 71346dfdb01ef387ad1aaaccbf72b3127814ce92 /kernel/perf_event.c | |
parent | 82cd6def9806dcb6a325fb6abbc1d61388a15f6a (diff) | |
download | linux-7e54a5a0b655734326dc78c2b5efc1eb35497bb6.tar.xz |
perf: Optimize sw events
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/perf_event.c')
-rw-r--r-- | kernel/perf_event.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c index f7febb0..05ecf6f 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -4669,7 +4669,7 @@ static void sw_perf_event_destroy(struct perf_event *event) WARN_ON(event->parent); - atomic_dec(&perf_swevent_enabled[event_id]); + jump_label_dec(&perf_swevent_enabled[event_id]); swevent_hlist_put(event); } @@ -4699,7 +4699,7 @@ static int perf_swevent_init(struct perf_event *event) if (err) return err; - atomic_inc(&perf_swevent_enabled[event_id]); + jump_label_inc(&perf_swevent_enabled[event_id]); event->destroy = sw_perf_event_destroy; } |