diff options
| -rw-r--r-- | kernel/sched/stats.h | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/kernel/sched/stats.h b/kernel/sched/stats.h index 33ffd41935ba..111072ee9663 100644 --- a/kernel/sched/stats.h +++ b/kernel/sched/stats.h @@ -160,10 +160,11 @@ static inline void sched_info_dequeue(struct rq *rq, struct task_struct *t) { unsigned long long delta = 0; - if (t->sched_info.last_queued) { - delta = rq_clock(rq) - t->sched_info.last_queued; - t->sched_info.last_queued = 0; - } + if (!t->sched_info.last_queued) + return; + + delta = rq_clock(rq) - t->sched_info.last_queued; + t->sched_info.last_queued = 0; t->sched_info.run_delay += delta; rq_sched_info_dequeue(rq, delta); @@ -176,12 +177,14 @@ static inline void sched_info_dequeue(struct rq *rq, struct task_struct *t) */ static void sched_info_arrive(struct rq *rq, struct task_struct *t) { - unsigned long long now = rq_clock(rq), delta = 0; + unsigned long long now, delta = 0; - if (t->sched_info.last_queued) { - delta = now - t->sched_info.last_queued; - t->sched_info.last_queued = 0; - } + if (!t->sched_info.last_queued) + return; + + now = rq_clock(rq); + delta = now - t->sched_info.last_queued; + t->sched_info.last_queued = 0; t->sched_info.run_delay += delta; t->sched_info.last_arrival = now; t->sched_info.pcount++; |