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-rw-r--r--kernel/sched_rt.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index c914ec747ca6..c381fdc18c64 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -1595,8 +1595,7 @@ static void rq_offline_rt(struct rq *rq)
* When switch from the rt queue, we bring ourselves to a position
* that we might want to pull RT tasks from other runqueues.
*/
-static void switched_from_rt(struct rq *rq, struct task_struct *p,
- int running)
+static void switched_from_rt(struct rq *rq, struct task_struct *p)
{
/*
* If there are other RT tasks then we will reschedule
@@ -1605,7 +1604,7 @@ static void switched_from_rt(struct rq *rq, struct task_struct *p,
* we may need to handle the pulling of RT tasks
* now.
*/
- if (!rq->rt.rt_nr_running)
+ if (p->se.on_rq && !rq->rt.rt_nr_running)
pull_rt_task(rq);
}
@@ -1624,8 +1623,7 @@ static inline void init_sched_rt_class(void)
* with RT tasks. In this case we try to push them off to
* other runqueues.
*/
-static void switched_to_rt(struct rq *rq, struct task_struct *p,
- int running)
+static void switched_to_rt(struct rq *rq, struct task_struct *p)
{
int check_resched = 1;
@@ -1636,7 +1634,7 @@ static void switched_to_rt(struct rq *rq, struct task_struct *p,
* If that current running task is also an RT task
* then see if we can move to another run queue.
*/
- if (!running) {
+ if (p->se.on_rq && rq->curr != p) {
#ifdef CONFIG_SMP
if (rq->rt.overloaded && push_rt_task(rq) &&
/* Don't resched if we changed runqueues */
@@ -1652,10 +1650,13 @@ static void switched_to_rt(struct rq *rq, struct task_struct *p,
* Priority of the task has changed. This may cause
* us to initiate a push or pull.
*/
-static void prio_changed_rt(struct rq *rq, struct task_struct *p,
- int oldprio, int running)
+static void
+prio_changed_rt(struct rq *rq, struct task_struct *p, int oldprio)
{
- if (running) {
+ if (!p->se.on_rq)
+ return;
+
+ if (rq->curr == p) {
#ifdef CONFIG_SMP
/*
* If our priority decreases while running, we
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