* this case, we can save a useless back to back clock update.
*/
if (task_on_rq_queued(rq->curr) && test_tsk_need_resched(rq->curr))
- rq_clock_skip_update(rq, true);
+ rq_clock_skip_update(rq);
}
#ifdef CONFIG_SMP
*
* Return: 0.
*/
-SYSCALL_DEFINE0(sched_yield)
+static void do_sched_yield(void)
{
struct rq_flags rf;
struct rq *rq;
sched_preempt_enable_no_resched();
schedule();
+}
+SYSCALL_DEFINE0(sched_yield)
+{
+ do_sched_yield();
return 0;
}
void __sched yield(void)
{
set_current_state(TASK_RUNNING);
- sys_sched_yield();
+ do_sched_yield();
}
EXPORT_SYMBOL(yield);