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Commit 970b13ba authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

sched: Consolidate select_task_rq() callers 



Small cleanup.

Signed-off-by: default avatarPeter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
[ v2: build fix ]
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 6b314d0e

kernel/sched.c

+11 −3
Original line number Diff line number Diff line
@@ -2323,6 +2323,14 @@ void task_oncpu_function_call(struct task_struct *p, 
	preempt_enable();

}



#ifdef CONFIG_SMP

static inline

int select_task_rq(struct task_struct *p, int sd_flags, int wake_flags)

{

	return p->sched_class->select_task_rq(p, sd_flags, wake_flags);

}

#endif



/***

 * try_to_wake_up - wake up a thread

 * @p: the to-be-woken-up thread
@@ -2376,7 +2384,7 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state, 
	p->state = TASK_WAKING;

	task_rq_unlock(rq, &flags);



	cpu = p->sched_class->select_task_rq(p, SD_BALANCE_WAKE, wake_flags);

	cpu = select_task_rq(p, SD_BALANCE_WAKE, wake_flags);

	if (cpu != orig_cpu) {

		local_irq_save(flags);

		rq = cpu_rq(cpu);
@@ -2593,7 +2601,7 @@ void sched_fork(struct task_struct *p, int clone_flags) 
		p->sched_class = &fair_sched_class;



#ifdef CONFIG_SMP

	cpu = p->sched_class->select_task_rq(p, SD_BALANCE_FORK, 0);

	cpu = select_task_rq(p, SD_BALANCE_FORK, 0);

#endif

	local_irq_save(flags);

	update_rq_clock(cpu_rq(cpu));
@@ -3156,7 +3164,7 @@ static void sched_migrate_task(struct task_struct *p, int dest_cpu) 
void sched_exec(void)

{

	int new_cpu, this_cpu = get_cpu();

	new_cpu = current->sched_class->select_task_rq(current, SD_BALANCE_EXEC, 0);

	new_cpu = select_task_rq(current, SD_BALANCE_EXEC, 0);

	put_cpu();

	if (new_cpu != this_cpu)

		sched_migrate_task(current, new_cpu);