Commit 13e38136 authored May 11, 2011 by Eric Dumazet Committed by Rafael J. Wysocki May 17, 2011

PM / Wakeup: Remove useless synchronize_rcu() call



wakeup_source_add() adds an item into wakeup_sources list.

There is no need to call synchronize_rcu() at this point.

Its only needed in wakeup_source_remove()

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

parent 13d53f87

drivers/base/power/wakeup.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -110,7 +110,6 @@ void wakeup_source_add(struct wakeup_source *ws)
		spin_lock_irq(&events_lock);
		list_add_rcu(&ws->entry, &wakeup_sources);
		spin_unlock_irq(&events_lock);
		synchronize_rcu();
		}
		EXPORT_SYMBOL_GPL(wakeup_source_add);