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-rw-r--r--kernel/sched/rt.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 4f3726fe1246..c702b48de9f0 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -260,7 +260,7 @@ int alloc_rt_sched_group(struct task_group *tg, struct task_group *parent)
#ifdef CONFIG_SMP
-static int pull_rt_task(struct rq *this_rq);
+static void pull_rt_task(struct rq *this_rq);
static inline bool need_pull_rt_task(struct rq *rq, struct task_struct *prev)
{
@@ -415,9 +415,8 @@ static inline bool need_pull_rt_task(struct rq *rq, struct task_struct *prev)
return false;
}
-static inline int pull_rt_task(struct rq *this_rq)
+static inline void pull_rt_task(struct rq *this_rq)
{
- return 0;
}
static inline void queue_push_tasks(struct rq *rq)
@@ -1955,14 +1954,15 @@ static void push_irq_work_func(struct irq_work *work)
}
#endif /* HAVE_RT_PUSH_IPI */
-static int pull_rt_task(struct rq *this_rq)
+static void pull_rt_task(struct rq *this_rq)
{
- int this_cpu = this_rq->cpu, ret = 0, cpu;
+ int this_cpu = this_rq->cpu, cpu;
+ bool resched = false;
struct task_struct *p;
struct rq *src_rq;
if (likely(!rt_overloaded(this_rq)))
- return 0;
+ return;
/*
* Match the barrier from rt_set_overloaded; this guarantees that if we
@@ -1973,7 +1973,7 @@ static int pull_rt_task(struct rq *this_rq)
#ifdef HAVE_RT_PUSH_IPI
if (sched_feat(RT_PUSH_IPI)) {
tell_cpu_to_push(this_rq);
- return 0;
+ return;
}
#endif
@@ -2026,7 +2026,7 @@ static int pull_rt_task(struct rq *this_rq)
if (p->prio < src_rq->curr->prio)
goto skip;
- ret = 1;
+ resched = true;
deactivate_task(src_rq, p, 0);
set_task_cpu(p, this_cpu);
@@ -2042,7 +2042,8 @@ skip:
double_unlock_balance(this_rq, src_rq);
}
- return ret;
+ if (resched)
+ resched_curr(this_rq);
}
/*
@@ -2138,8 +2139,7 @@ static void switched_from_rt(struct rq *rq, struct task_struct *p)
if (!task_on_rq_queued(p) || rq->rt.rt_nr_running)
return;
- if (pull_rt_task(rq))
- resched_curr(rq);
+ pull_rt_task(rq);
}
void __init init_sched_rt_class(void)