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-rw-r--r--kernel/time/timer.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index 9339d71ee998..8d830f1f6a6a 100644
--- a/kernel/time/timer.c
+++ b/kernel/time/timer.c
@@ -1608,7 +1608,18 @@ static void run_timer_softirq(struct softirq_action *h)
*/
void run_local_timers(void)
{
+ struct timer_base *base = this_cpu_ptr(&timer_bases[BASE_STD]);
+
hrtimer_run_queues();
+ /* Raise the softirq only if required. */
+ if (time_before(jiffies, base->clk)) {
+ if (!IS_ENABLED(CONFIG_NO_HZ_COMMON) || !base->nohz_active)
+ return;
+ /* CPU is awake, so check the deferrable base. */
+ base++;
+ if (time_before(jiffies, base->clk))
+ return;
+ }
raise_softirq(TIMER_SOFTIRQ);
}