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author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-11-15 16:14:39 (GMT) |
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committer | Ingo Molnar <mingo@elte.hu> | 2011-11-17 11:20:22 (GMT) |
commit | 391e43da797a96aeb65410281891f6d0b0e9611c (patch) | |
tree | 0ce6784525a5a8f75b377170cf1a7d60abccea29 /kernel/sched_idletask.c | |
parent | 029632fbb7b7c9d85063cc9eb470de6c54873df3 (diff) | |
download | linux-391e43da797a96aeb65410281891f6d0b0e9611c.tar.xz |
sched: Move all scheduler bits into kernel/sched/
There's too many sched*.[ch] files in kernel/, give them their own
directory.
(No code changed, other than Makefile glue added.)
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_idletask.c')
-rw-r--r-- | kernel/sched_idletask.c | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c deleted file mode 100644 index 91b4c95..0000000 --- a/kernel/sched_idletask.c +++ /dev/null @@ -1,99 +0,0 @@ -#include "sched.h" - -/* - * idle-task scheduling class. - * - * (NOTE: these are not related to SCHED_IDLE tasks which are - * handled in sched_fair.c) - */ - -#ifdef CONFIG_SMP -static int -select_task_rq_idle(struct task_struct *p, int sd_flag, int flags) -{ - return task_cpu(p); /* IDLE tasks as never migrated */ -} -#endif /* CONFIG_SMP */ -/* - * Idle tasks are unconditionally rescheduled: - */ -static void check_preempt_curr_idle(struct rq *rq, struct task_struct *p, int flags) -{ - resched_task(rq->idle); -} - -static struct task_struct *pick_next_task_idle(struct rq *rq) -{ - schedstat_inc(rq, sched_goidle); - calc_load_account_idle(rq); - return rq->idle; -} - -/* - * It is not legal to sleep in the idle task - print a warning - * message if some code attempts to do it: - */ -static void -dequeue_task_idle(struct rq *rq, struct task_struct *p, int flags) -{ - raw_spin_unlock_irq(&rq->lock); - printk(KERN_ERR "bad: scheduling from the idle thread!\n"); - dump_stack(); - raw_spin_lock_irq(&rq->lock); -} - -static void put_prev_task_idle(struct rq *rq, struct task_struct *prev) -{ -} - -static void task_tick_idle(struct rq *rq, struct task_struct *curr, int queued) -{ -} - -static void set_curr_task_idle(struct rq *rq) -{ -} - -static void switched_to_idle(struct rq *rq, struct task_struct *p) -{ - BUG(); -} - -static void -prio_changed_idle(struct rq *rq, struct task_struct *p, int oldprio) -{ - BUG(); -} - -static unsigned int get_rr_interval_idle(struct rq *rq, struct task_struct *task) -{ - return 0; -} - -/* - * Simple, special scheduling class for the per-CPU idle tasks: - */ -const struct sched_class idle_sched_class = { - /* .next is NULL */ - /* no enqueue/yield_task for idle tasks */ - - /* dequeue is not valid, we print a debug message there: */ - .dequeue_task = dequeue_task_idle, - - .check_preempt_curr = check_preempt_curr_idle, - - .pick_next_task = pick_next_task_idle, - .put_prev_task = put_prev_task_idle, - -#ifdef CONFIG_SMP - .select_task_rq = select_task_rq_idle, -#endif - - .set_curr_task = set_curr_task_idle, - .task_tick = task_tick_idle, - - .get_rr_interval = get_rr_interval_idle, - - .prio_changed = prio_changed_idle, - .switched_to = switched_to_idle, -}; |