From 7e54a5a0b655734326dc78c2b5efc1eb35497bb6 Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Thu, 14 Oct 2010 22:32:45 +0200 Subject: perf: Optimize sw events Acked-by: Frederic Weisbecker Signed-off-by: Peter Zijlstra LKML-Reference: Signed-off-by: Ingo Molnar --- kernel/perf_event.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'kernel/perf_event.c') diff --git a/kernel/perf_event.c b/kernel/perf_event.c index f7febb02ab97..05ecf6f7c672 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; } -- cgit v1.2.3