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-rw-r--r--kernel/time/tick-sched.c21
1 files changed, 2 insertions, 19 deletions
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index e3043873fcdc..9d31f1e0067b 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -713,8 +713,6 @@ static ktime_t tick_nohz_stop_sched_tick(struct tick_sched *ts,
*/
delta = next_tick - basemono;
if (delta <= (u64)TICK_NSEC) {
- tick = 0;
-
/*
* Tell the timer code that the base is not idle, i.e. undo
* the effect of get_next_timer_interrupt():
@@ -724,23 +722,8 @@ static ktime_t tick_nohz_stop_sched_tick(struct tick_sched *ts,
* We've not stopped the tick yet, and there's a timer in the
* next period, so no point in stopping it either, bail.
*/
- if (!ts->tick_stopped)
- goto out;
-
- /*
- * If, OTOH, we did stop it, but there's a pending (expired)
- * timer reprogram the timer hardware to fire now.
- *
- * We will not restart the tick proper, just prod the timer
- * hardware into firing an interrupt to process the pending
- * timers. Just like tick_irq_exit() will not restart the tick
- * for 'normal' interrupts.
- *
- * Only once we exit the idle loop will we re-enable the tick,
- * see tick_nohz_idle_exit().
- */
- if (delta == 0) {
- tick_nohz_restart(ts, now);
+ if (!ts->tick_stopped) {
+ tick = 0;
goto out;
}
}