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-rw-r--r--kernel/sched_fair.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 7264814..fbcb426 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -546,7 +546,6 @@ dequeue_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int sleep)
update_stats_dequeue(cfs_rq, se);
if (sleep) {
- se->peer_preempt = 0;
#ifdef CONFIG_SCHEDSTATS
if (entity_is_task(se)) {
struct task_struct *tsk = task_of(se);
@@ -574,10 +573,8 @@ check_preempt_tick(struct cfs_rq *cfs_rq, struct sched_entity *curr)
ideal_runtime = sched_slice(cfs_rq, curr);
delta_exec = curr->sum_exec_runtime - curr->prev_sum_exec_runtime;
- if (delta_exec > ideal_runtime ||
- (sched_feat(PREEMPT_RESTRICT) && curr->peer_preempt))
+ if (delta_exec > ideal_runtime)
resched_task(rq_of(cfs_rq)->curr);
- curr->peer_preempt = 0;
}
static void
@@ -867,9 +864,7 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p)
gran = calc_delta_fair(gran, &se->load);
if (delta > gran) {
- int now = !sched_feat(PREEMPT_RESTRICT);
-
- if (now || p->prio < curr->prio || !se->peer_preempt++)
+ if (p->prio < curr->prio)
resched_task(curr);
}
}
@@ -1083,7 +1078,6 @@ static void task_new_fair(struct rq *rq, struct task_struct *p)
swap(curr->vruntime, se->vruntime);
}
- se->peer_preempt = 0;
enqueue_task_fair(rq, p, 0);
resched_task(rq->curr);
}