Commit-ID: a8941d7ec81678fb69aea7183338175f112f3e0d
Gitweb: http://git.kernel.org/tip/a8941d7ec81678fb69aea7183338175f112f3e0d
Author: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
AuthorDate: Tue, 25 Jan 2011 16:30:03 +0100
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Wed, 26 Jan 2011 12:33:22 +0100
sched: Simplify the idle scheduling class
Since commit 48c5ccae88dcd (sched: Simplify cpu-hot-unplug task
migration) this should no longer happen, so remove the code.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
kernel/sched_idletask.c | 23 ++++-------------------
1 files changed, 4 insertions(+), 19 deletions(-)
diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c
index 9fa0f40..41eb62a 100644
--- a/kernel/sched_idletask.c
+++ b/kernel/sched_idletask.c
@@ -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)
--
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