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| author | Renaud Lienhart | 2005-09-10 09:26:20 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2005-09-10 19:06:23 +0200 |
| commit | 5927ad78ec75870b1bdfa65a10ad1300cd664d36 (patch) | |
| tree | 1eef750386a8bfa1e2532138a67a6d8bc8dad85b /kernel/sched.c | |
| parent | [PATCH] sched: HT optimisation (diff) | |
| download | kernel-qcow2-linux-5927ad78ec75870b1bdfa65a10ad1300cd664d36.tar.gz kernel-qcow2-linux-5927ad78ec75870b1bdfa65a10ad1300cd664d36.tar.xz kernel-qcow2-linux-5927ad78ec75870b1bdfa65a10ad1300cd664d36.zip | |
[PATCH] sched: use cached variable in sys_sched_yield()
In sys_sched_yield(), we cache current->array in the "array" variable, thus
there's no need to dereference "current" again later.
Signed-Off-By: Renaud Lienhart <renaud.lienhart@free.fr>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/sched.c')
| -rw-r--r-- | kernel/sched.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 46fdd0bb1ed6..103f705b245c 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -3938,7 +3938,7 @@ asmlinkage long sys_sched_yield(void) if (rt_task(current)) target = rq->active; - if (current->array->nr_active == 1) { + if (array->nr_active == 1) { schedstat_inc(rq, yld_act_empty); if (!rq->expired->nr_active) schedstat_inc(rq, yld_both_empty); |