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Diffstat (limited to 'kernel/time/tick-broadcast.c')
-rw-r--r--kernel/time/tick-broadcast.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c
index db8e0f3d409..0962e057766 100644
--- a/kernel/time/tick-broadcast.c
+++ b/kernel/time/tick-broadcast.c
@@ -383,11 +383,7 @@ static int tick_broadcast_set_event(ktime_t expires, int force)
int tick_resume_broadcast_oneshot(struct clock_event_device *bc)
{
clockevents_set_mode(bc, CLOCK_EVT_MODE_ONESHOT);
-
- if(!cpus_empty(tick_broadcast_oneshot_mask))
- tick_broadcast_set_event(ktime_get(), 1);
-
- return cpu_isset(smp_processor_id(), tick_broadcast_oneshot_mask);
+ return 0;
}
/*
@@ -549,20 +545,17 @@ void tick_broadcast_switch_to_oneshot(void)
*/
void tick_shutdown_broadcast_oneshot(unsigned int *cpup)
{
- struct clock_event_device *bc;
unsigned long flags;
unsigned int cpu = *cpup;
spin_lock_irqsave(&tick_broadcast_lock, flags);
- bc = tick_broadcast_device.evtdev;
+ /*
+ * Clear the broadcast mask flag for the dead cpu, but do not
+ * stop the broadcast device!
+ */
cpu_clear(cpu, tick_broadcast_oneshot_mask);
- if (tick_broadcast_device.mode == TICKDEV_MODE_ONESHOT) {
- if (bc && cpus_empty(tick_broadcast_oneshot_mask))
- clockevents_set_mode(bc, CLOCK_EVT_MODE_SHUTDOWN);
- }
-
spin_unlock_irqrestore(&tick_broadcast_lock, flags);
}