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* [PATCH] sched/fair: tiny clearup of -1
@ 2014-12-05  6:02 jun.zhang
  2014-12-05 21:32 ` Greg Kroah-Hartman
  2014-12-15 16:59 ` Peter Zijlstra
  0 siblings, 2 replies; 3+ messages in thread
From: jun.zhang @ 2014-12-05  6:02 UTC (permalink / raw)
  To: mingo, peterz
  Cc: linux-kernel, zhang jun, Chuansheng Liu, Changcheng Liu,
	Greg Kroah-Hartman, Hillf Danton, Vincent Guittot

From: zhang jun <jun.zhang@intel.com>

find_idlest_cpu don't return -1, so clearup it.

Signed-off-by: zhang jun <jun.zhang@intel.com>
Signed-off-by: Chuansheng Liu <chuansheng.liu@intel.com>
Signed-off-by: Changcheng Liu <changcheng.liu@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Hillf Danton <hillf.zj@alibaba-inc.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
---
 kernel/sched/fair.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index ef2b104..bbf965f 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4596,7 +4596,7 @@ select_task_rq_fair(struct task_struct *p, int prev_cpu, int sd_flag, int wake_f
 		}
 
 		new_cpu = find_idlest_cpu(group, p, cpu);
-		if (new_cpu == -1 || new_cpu == cpu) {
+		if (new_cpu == cpu) {
 			/* Now try balancing at a lower domain level of cpu */
 			sd = sd->child;
 			continue;
-- 
1.7.9.5


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] sched/fair: tiny clearup of -1
  2014-12-05  6:02 [PATCH] sched/fair: tiny clearup of -1 jun.zhang
@ 2014-12-05 21:32 ` Greg Kroah-Hartman
  2014-12-15 16:59 ` Peter Zijlstra
  1 sibling, 0 replies; 3+ messages in thread
From: Greg Kroah-Hartman @ 2014-12-05 21:32 UTC (permalink / raw)
  To: jun.zhang
  Cc: mingo, peterz, linux-kernel, Chuansheng Liu, Changcheng Liu,
	Hillf Danton, Vincent Guittot

On Fri, Dec 05, 2014 at 02:02:45PM +0800, jun.zhang@intel.com wrote:
> From: zhang jun <jun.zhang@intel.com>
> 
> find_idlest_cpu don't return -1, so clearup it.
> 
> Signed-off-by: zhang jun <jun.zhang@intel.com>
> Signed-off-by: Chuansheng Liu <chuansheng.liu@intel.com>
> Signed-off-by: Changcheng Liu <changcheng.liu@intel.com>
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Why me?  I don't care about this file...

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] sched/fair: tiny clearup of -1
  2014-12-05  6:02 [PATCH] sched/fair: tiny clearup of -1 jun.zhang
  2014-12-05 21:32 ` Greg Kroah-Hartman
@ 2014-12-15 16:59 ` Peter Zijlstra
  1 sibling, 0 replies; 3+ messages in thread
From: Peter Zijlstra @ 2014-12-15 16:59 UTC (permalink / raw)
  To: jun.zhang
  Cc: mingo, linux-kernel, Chuansheng Liu, Changcheng Liu,
	Greg Kroah-Hartman, Hillf Danton, Vincent Guittot

On Fri, Dec 05, 2014 at 02:02:45PM +0800, jun.zhang@intel.com wrote:
> From: zhang jun <jun.zhang@intel.com>
> 
> find_idlest_cpu don't return -1, so clearup it.

'clean it up' perhaps?

> Signed-off-by: zhang jun <jun.zhang@intel.com>
> Signed-off-by: Chuansheng Liu <chuansheng.liu@intel.com>
> Signed-off-by: Changcheng Liu <changcheng.liu@intel.com>

Invalid SoB chain.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2014-12-15 16:59 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2014-12-05  6:02 [PATCH] sched/fair: tiny clearup of -1 jun.zhang
2014-12-05 21:32 ` Greg Kroah-Hartman
2014-12-15 16:59 ` Peter Zijlstra

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