Messages in this thread Patch in this message |  | | | Date | Tue, 03 Jul 2012 14:34:02 +0800 | | From | Michael Wang <> | | Subject | [PATCH] sched: remove useless code in yield_to |
| |
From: Michael Wang <wangyun@linux.vnet.ibm.com>
it's impossible to enter else branch if we have set skip_clock_update in task_yield_fair(), as yield_to_task_fair() will directly return true after invoke task_yield_fair().
Signed-off-by: Michael Wang <wangyun@linux.vnet.ibm.com> --- kernel/sched/core.c | 7 ------- 1 files changed, 0 insertions(+), 7 deletions(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 9bb7d28..77c14aa 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -4737,13 +4737,6 @@ again: */ if (preempt && rq != p_rq) resched_task(p_rq->curr); - } else { - /* - * We might have set it in task_yield_fair(), but are - * not going to schedule(), so don't want to skip - * the next update. - */ - rq->skip_clock_update = 0; } out: -- 1.7.4.1
|  |