diff options
| -rw-r--r-- | kernel/timer.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/timer.c b/kernel/timer.c index 5db5a8d26811..cb3c1f19a2f6 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -1173,6 +1173,12 @@ unsigned long get_next_timer_interrupt(unsigned long now) struct tvec_base *base = __get_cpu_var(tvec_bases); unsigned long expires; + /* + * Pretend that there is no timer pending if the cpu is offline. + * Possible pending timers will be migrated later to an active cpu. + */ + if (cpu_is_offline(smp_processor_id())) + return now + NEXT_TIMER_MAX_DELTA; spin_lock(&base->lock); if (time_before_eq(base->next_timer, base->timer_jiffies)) base->next_timer = __next_timer_interrupt(base); |