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>

1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 8d6125ad2cf0..cabfa193efb3 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -175,7 +175,7 @@ static void clocksource_check_watchdog(struct clocksource *cs)
                         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 */