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sched: Simplify the idle scheduling class 

Since commit 48c5ccae88 (sched: Simplify cpu-hot-unplug task
migration) this should no longer happen, so remove the code.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Peter Zijlstra 2011-01-25 16:30:03 +01:00 committed by Ingo Molnar
parent 414bee9ba6
commit a8941d7ec8
1 changed files with 4 additions and 19 deletions
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23
kernel/sched_idletask.c
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@ -52,31 +52,16 @@ static void set_curr_task_idle(struct rq *rq)
{
}
static void switched_to_idle(struct rq *rq, struct task_struct *p,
int running)
static void
switched_to_idle(struct rq *rq, struct task_struct *p, int running)
{
/* Can this actually happen?? */
if (running)
resched_task(rq->curr);
else
check_preempt_curr(rq, p, 0);
BUG();
}
static void prio_changed_idle(struct rq *rq, struct task_struct *p,
int oldprio, int running)
{
/* This can happen for hot plug CPUS */
/*
* Reschedule if we are currently running on this runqueue and
* our priority decreased, or if we are not currently running on
* this runqueue and our priority is higher than the current's
*/
if (running) {
if (p->prio > oldprio)
resched_task(rq->curr);
} else
check_preempt_curr(rq, p, 0);
BUG();
}
static unsigned int get_rr_interval_idle(struct rq *rq, struct task_struct *task)