time: Change the return type of clockevents_notify() to integer

[deliverable/linux.git] / kernel / time / clockevents.c

diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
index f85e5fda9c664854015a7e6257f7b6fa5889bb9d..ad362c260ef40a7b744bef657aca8f4f5a4609e6 100644 (file)
--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -542,12 +542,13 @@ void clockevents_resume(void)
 #ifdef CONFIG_GENERIC_CLOCKEVENTS
 /**
  * clockevents_notify - notification about relevant events
+ * Returns 0 on success, any other value on error
  */
-void clockevents_notify(unsigned long reason, void *arg)
+int clockevents_notify(unsigned long reason, void *arg)
 {
        struct clock_event_device *dev, *tmp;
        unsigned long flags;
-       int cpu;
+       int cpu, ret = 0;
 
        raw_spin_lock_irqsave(&clockevents_lock, flags);
 
@@ -560,7 +561,7 @@ void clockevents_notify(unsigned long reason, void *arg)
 
        case CLOCK_EVT_NOTIFY_BROADCAST_ENTER:
        case CLOCK_EVT_NOTIFY_BROADCAST_EXIT:
-               tick_broadcast_oneshot_control(reason);
+               ret = tick_broadcast_oneshot_control(reason);
                break;
 
        case CLOCK_EVT_NOTIFY_CPU_DYING:
@@ -603,6 +604,7 @@ void clockevents_notify(unsigned long reason, void *arg)
                break;
        }
        raw_spin_unlock_irqrestore(&clockevents_lock, flags);
+       return ret;
 }
 EXPORT_SYMBOL_GPL(clockevents_notify);