diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/softirq.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c index de15813..8b1446d4 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -337,6 +337,19 @@ static inline void invoke_softirq(void) } } +static inline void tick_irq_exit(void) +{ +#ifdef CONFIG_NO_HZ_COMMON + int cpu = smp_processor_id(); + + /* Make sure that timer wheel updates are propagated */ + if ((idle_cpu(cpu) && !need_resched()) || tick_nohz_full_cpu(cpu)) { + if (!in_interrupt()) + tick_nohz_irq_exit(); + } +#endif +} + /* * Exit an interrupt context. Process softirqs if needed and possible: */ @@ -348,11 +361,7 @@ void irq_exit(void) if (!in_interrupt() && local_softirq_pending()) invoke_softirq(); -#ifdef CONFIG_NO_HZ_COMMON - /* Make sure that timer wheel updates are propagated */ - if (idle_cpu(smp_processor_id()) && !in_interrupt() && !need_resched()) - tick_nohz_irq_exit(); -#endif + tick_irq_exit(); rcu_irq_exit(); sched_preempt_enable_no_resched(); } |
