diff --git a/[refs] b/[refs] index 23af20e81334..984a7fd48f25 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 5590a536c0bc403fc73908c66c1c88cbed735ecb +refs/heads/master: 3704540b48295253bd9c87a5e7ff545f9d47a3b8 diff --git a/trunk/kernel/time/tick-sched.c b/trunk/kernel/time/tick-sched.c index 52db9e3c526e..b416995b9757 100644 --- a/trunk/kernel/time/tick-sched.c +++ b/trunk/kernel/time/tick-sched.c @@ -546,6 +546,7 @@ void tick_setup_sched_timer(void) { struct tick_sched *ts = &__get_cpu_var(tick_cpu_sched); ktime_t now = ktime_get(); + u64 offset; /* * Emulate tick processing via per-CPU hrtimers: @@ -554,8 +555,12 @@ void tick_setup_sched_timer(void) ts->sched_timer.function = tick_sched_timer; ts->sched_timer.cb_mode = HRTIMER_CB_IRQSAFE_NO_SOFTIRQ; - /* Get the next period */ + /* Get the next period (per cpu) */ ts->sched_timer.expires = tick_init_jiffy_update(); + offset = ktime_to_ns(tick_period) >> 1; + do_div(offset, NR_CPUS); + offset *= smp_processor_id(); + ts->sched_timer.expires = ktime_add_ns(ts->sched_timer.expires, offset); for (;;) { hrtimer_forward(&ts->sched_timer, now, tick_period);