summaryrefslogtreecommitdiff
path: root/kernel/sched/idle.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/sched/idle.c')
-rw-r--r--kernel/sched/idle.c23
1 files changed, 7 insertions, 16 deletions
diff --git a/kernel/sched/idle.c b/kernel/sched/idle.c
index 6e78d071beb5..7a105a0123aa 100644
--- a/kernel/sched/idle.c
+++ b/kernel/sched/idle.c
@@ -450,43 +450,35 @@ static void wakeup_preempt_idle(struct rq *rq, struct task_struct *p, int flags)
resched_curr(rq);
}
-static void put_prev_task_idle(struct rq *rq, struct task_struct *prev)
+static void put_prev_task_idle(struct rq *rq, struct task_struct *prev, struct task_struct *next)
{
+ dl_server_update_idle_time(rq, prev);
}
static void set_next_task_idle(struct rq *rq, struct task_struct *next, bool first)
{
update_idle_core(rq);
schedstat_inc(rq->sched_goidle);
+ next->se.exec_start = rq_clock_task(rq);
}
-#ifdef CONFIG_SMP
-static struct task_struct *pick_task_idle(struct rq *rq)
+struct task_struct *pick_task_idle(struct rq *rq)
{
return rq->idle;
}
-#endif
-
-struct task_struct *pick_next_task_idle(struct rq *rq)
-{
- struct task_struct *next = rq->idle;
-
- set_next_task_idle(rq, next, true);
-
- return next;
-}
/*
* It is not legal to sleep in the idle task - print a warning
* message if some code attempts to do it:
*/
-static void
+static bool
dequeue_task_idle(struct rq *rq, struct task_struct *p, int flags)
{
raw_spin_rq_unlock_irq(rq);
printk(KERN_ERR "bad: scheduling from the idle thread!\n");
dump_stack();
raw_spin_rq_lock_irq(rq);
+ return true;
}
/*
@@ -528,13 +520,12 @@ DEFINE_SCHED_CLASS(idle) = {
.wakeup_preempt = wakeup_preempt_idle,
- .pick_next_task = pick_next_task_idle,
+ .pick_task = pick_task_idle,
.put_prev_task = put_prev_task_idle,
.set_next_task = set_next_task_idle,
#ifdef CONFIG_SMP
.balance = balance_idle,
- .pick_task = pick_task_idle,
.select_task_rq = select_task_rq_idle,
.set_cpus_allowed = set_cpus_allowed_common,
#endif