diff options
| -rw-r--r-- | kernel/sched_fair.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index d558716a9ad..6c361472cc7 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -837,7 +837,7 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p) struct task_struct *curr = rq->curr; struct cfs_rq *cfs_rq = task_cfs_rq(curr); struct sched_entity *se = &curr->se, *pse = &p->se; - s64 delta, gran; + unsigned long gran; if (unlikely(rt_prio(p->prio))) { update_rq_clock(rq); @@ -860,12 +860,11 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p) pse = parent_entity(pse); } - delta = se->vruntime - pse->vruntime; gran = sysctl_sched_wakeup_granularity; if (unlikely(se->load.weight != NICE_0_LOAD)) gran = calc_delta_fair(gran, &se->load); - if (delta > gran) + if (pse->vruntime + gran < se->vruntime) resched_task(curr); } |