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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-09-16 13:44:33 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-16 16:44:32 +0200
commit3b6408942206f940dd538e980e9904e48f4b64f8 (patch)
tree7e0a0dc37d07e0308ef2294a5de1cd1ea42a388c /kernel/sched.c
parent7c423e98856df9b941223a7e7845b2502ad84b00 (diff)
downloadlinux-3b6408942206f940dd538e980e9904e48f4b64f8.tar.bz2
sched: Optimize cgroup vs wakeup a bit
We don't need to call update_shares() for each domain we iterate, just got the largets one. However, we should call it before wake_affine() as well, so that that can use up-to-date values too. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index af04ede6dd2f..5049d959bb26 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -376,13 +376,6 @@ static inline void set_task_rq(struct task_struct *p, unsigned int cpu)
#else
-#ifdef CONFIG_SMP
-static int root_task_group_empty(void)
-{
- return 1;
-}
-#endif
-
static inline void set_task_rq(struct task_struct *p, unsigned int cpu) { }
static inline struct task_group *task_group(struct task_struct *p)
{