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Commit a8941d7e authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

sched: Simplify the idle scheduling class 



Since commit 48c5ccae (sched: Simplify cpu-hot-unplug task
migration) this should no longer happen, so remove the code.

Signed-off-by: default avatarPeter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 414bee9b

kernel/sched_idletask.c

+4 −19
Original line number Diff line number Diff line
@@ -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)