clocksource.c: use init_timer_deferrable for clocksource_watchdog
clocksource_watchdog can use a deferrable timer - reduces wakeups from
idle per second.
Signed-off-by: Parag Warudkar <parag.warudkar@gmail.com>
Cc: john stultz <johnstul@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 8d6125a..cabfa19 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -175,7 +175,7 @@
if (watchdog)
del_timer(&watchdog_timer);
watchdog = cs;
- init_timer(&watchdog_timer);
+ init_timer_deferrable(&watchdog_timer);
watchdog_timer.function = clocksource_watchdog;
/* Reset watchdog cycles */