diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched/core.c | 13 | ||||
| -rw-r--r-- | kernel/softirq.c | 2 |
2 files changed, 14 insertions, 1 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 2291f9d91c86..83e36547af17 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -7383,6 +7383,19 @@ struct task_struct *idle_task(int cpu) return cpu_rq(cpu)->idle; } +#ifdef CONFIG_SCHED_CORE +int sched_core_idle_cpu(int cpu) +{ + struct rq *rq = cpu_rq(cpu); + + if (sched_core_enabled(rq) && rq->curr == rq->idle) + return 1; + + return idle_cpu(cpu); +} + +#endif + #ifdef CONFIG_SMP /* * This function computes an effective utilization for the given CPU, to be diff --git a/kernel/softirq.c b/kernel/softirq.c index 807b34ccd797..210cf5f8d92c 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -612,7 +612,7 @@ static inline void tick_irq_exit(void) 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 ((sched_core_idle_cpu(cpu) && !need_resched()) || tick_nohz_full_cpu(cpu)) { if (!in_hardirq()) tick_nohz_irq_exit(); } |