diff options
Diffstat (limited to 'kernel/sched.c')
| -rw-r--r-- | kernel/sched.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 0464ac0649b8..20d2854c0bc6 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -31,6 +31,7 @@ #include <linux/blkdev.h> #include <linux/delay.h> #include <linux/timer.h> +#include <linux/rcupdate.h> /* * Convert user-nice values [ -20 ... 0 ... 19 ] @@ -865,6 +866,9 @@ void scheduler_tick(int user_ticks, int sys_ticks) runqueue_t *rq = this_rq(); task_t *p = current; + if (rcu_pending(cpu)) + rcu_check_callbacks(cpu, user_ticks); + if (p == rq->idle) { /* note: this timer irq context must be accounted for as well */ if (irq_count() - HARDIRQ_OFFSET >= SOFTIRQ_OFFSET) @@ -1023,6 +1027,7 @@ pick_next_task: switch_tasks: prefetch(next); clear_tsk_need_resched(prev); + RCU_qsctr(prev->thread_info->cpu)++; if (likely(prev != next)) { rq->nr_switches++; |