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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /kernel/sched/rt.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'kernel/sched/rt.c')
-rw-r--r--kernel/sched/rt.c42
1 files changed, 1 insertions, 41 deletions
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 0d193a243..d2ea59364 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -2069,7 +2069,6 @@ static void task_woken_rt(struct rq *rq, struct task_struct *p)
{
if (!task_running(rq, p) &&
!test_tsk_need_resched(rq->curr) &&
- has_pushable_tasks(rq) &&
p->nr_cpus_allowed > 1 &&
(dl_task(rq->curr) || rt_task(rq->curr)) &&
(rq->curr->nr_cpus_allowed < 2 ||
@@ -2077,45 +2076,6 @@ static void task_woken_rt(struct rq *rq, struct task_struct *p)
push_rt_tasks(rq);
}
-static void set_cpus_allowed_rt(struct task_struct *p,
- const struct cpumask *new_mask)
-{
- struct rq *rq;
- int weight;
-
- BUG_ON(!rt_task(p));
-
- if (!task_on_rq_queued(p))
- return;
-
- weight = cpumask_weight(new_mask);
-
- /*
- * Only update if the process changes its state from whether it
- * can migrate or not.
- */
- if ((p->nr_cpus_allowed > 1) == (weight > 1))
- return;
-
- rq = task_rq(p);
-
- /*
- * The process used to be able to migrate OR it can now migrate
- */
- if (weight <= 1) {
- if (!task_current(rq, p))
- dequeue_pushable_task(rq, p);
- BUG_ON(!rq->rt.rt_nr_migratory);
- rq->rt.rt_nr_migratory--;
- } else {
- if (!task_current(rq, p))
- enqueue_pushable_task(rq, p);
- rq->rt.rt_nr_migratory++;
- }
-
- update_rt_migration(&rq->rt);
-}
-
/* Assumes rq->lock is held */
static void rq_online_rt(struct rq *rq)
{
@@ -2324,7 +2284,7 @@ const struct sched_class rt_sched_class = {
#ifdef CONFIG_SMP
.select_task_rq = select_task_rq_rt,
- .set_cpus_allowed = set_cpus_allowed_rt,
+ .set_cpus_allowed = set_cpus_allowed_common,
.rq_online = rq_online_rt,
.rq_offline = rq_offline_rt,
.task_woken = task_woken_rt,