diff options
| author | Hillf Danton <[email protected]> | 2011-06-16 21:55:21 -0400 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2011-08-14 12:00:50 +0200 |
| commit | 1812a643ccbfeb61a00a7f0d7219606e63d8815b (patch) | |
| tree | 874b7db2d6382e32160127b7e880007b9c8e7c87 | |
| parent | 311e800e16f63d909136a64ed17ca353a160be59 (diff) | |
sched: Remove resetting exec_start in put_prev_task_rt()
There's no reason to clean the exec_start in put_prev_task_rt() as it is reset
when the task gets back to the run queue. This saves us doing a store() in the
fast path.
Signed-off-by: Hillf Danton <[email protected]>
Signed-off-by: Steven Rostedt <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Cc: Mike Galbraith <[email protected]>
Cc: Yong Zhang <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
| -rw-r--r-- | kernel/sched_rt.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index 8e189455ed12..70107a39b1ba 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c @@ -1178,7 +1178,6 @@ static struct task_struct *pick_next_task_rt(struct rq *rq) static void put_prev_task_rt(struct rq *rq, struct task_struct *p) { update_curr_rt(rq); - p->se.exec_start = 0; /* * The previous task needs to be made eligible for pushing |