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sched: rework enqueue/dequeue_entity() to get rid of set_curr_task()

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rework enqueue/dequeue_entity() to get rid of 
sched_class::set_curr_task(). This simplifies sched_setscheduler(), 
rt_mutex_setprio() and sched_move_tasks().

   text    data     bss     dec     hex filename
  24330    2734      20   27084    69cc sched.o.before
  24233    2730      20   26983    6967 sched.o.after

Signed-off-by: Dmitry Adamushko <dmitry.adamushko@gmail.com>
Signed-off-by: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Dmitry Adamushko
2007-10-15 17:00:08 +02:00
committed by Ingo Molnar
parent 4530d7ab0f
commit f6b53205e1
5 changed files with 35 additions and 67 deletions
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5
kernel/sched_idletask.c
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@@ -50,10 +50,6 @@ static void task_tick_idle(struct rq *rq, struct task_struct *curr)
{
}
static void set_curr_task_idle(struct rq *rq)
{
}
/*
* Simple, special scheduling class for the per-CPU idle tasks:
*/
@@ -70,7 +66,6 @@ static struct sched_class idle_sched_class __read_mostly = {
.load_balance = load_balance_idle,
.set_curr_task = set_curr_task_idle,
.task_tick = task_tick_idle,
/* no .task_new for idle tasks */
};