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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-01-25 16:30:03 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-01-26 12:33:22 +0100 |
| commit | a8941d7ec81678fb69aea7183338175f112f3e0d (patch) | |
| tree | a55aabbbdb060f1d320b47b697b4e8e0b0c2ec38 | |
| parent | 414bee9ba613adb3804965e2d84db32d0599f9c6 (diff) | |
| download | linux-a8941d7ec81678fb69aea7183338175f112f3e0d.tar.gz linux-a8941d7ec81678fb69aea7183338175f112f3e0d.tar.bz2 linux-a8941d7ec81678fb69aea7183338175f112f3e0d.zip | |
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@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | 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 9fa0f402c87c..41eb62a0808b 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) |