diff options
Diffstat (limited to 'kernel/sched/rt.c')
-rw-r--r-- | kernel/sched/rt.c | 45 |
1 files changed, 1 insertions, 44 deletions
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index 63692efeca82..d2ea59364a1c 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -2076,49 +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)); - - 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)) - goto done; - - if (!task_on_rq_queued(p)) - goto done; - - 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); - -done: - cpumask_copy(&p->cpus_allowed, new_mask); - p->nr_cpus_allowed = weight; -} - /* Assumes rq->lock is held */ static void rq_online_rt(struct rq *rq) { @@ -2327,7 +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, |