Merge branch 'v28-timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'v28-timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: NOHZ: fix thinko in the timer restart code path
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@ -567,11 +567,21 @@ static void tick_nohz_switch_to_nohz(void)
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static void tick_nohz_kick_tick(int cpu)
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{
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struct tick_sched *ts = &per_cpu(tick_cpu_sched, cpu);
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ktime_t delta, now;
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if (!ts->tick_stopped)
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return;
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tick_nohz_restart(ts, ktime_get());
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/*
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* Do not touch the tick device, when the next expiry is either
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* already reached or less/equal than the tick period.
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*/
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now = ktime_get();
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delta = ktime_sub(ts->sched_timer.expires, now);
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if (delta.tv64 <= tick_period.tv64)
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return;
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tick_nohz_restart(ts, now);
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}
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#else
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