lkml.org 
[lkml]   [2011]   [Nov]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:sched/core] sched: Fix buglet in return_cfs_rq_runtime()
Commit-ID:  fccfdc6f0d8c83c854eeb6d93aa158f0e551bd49
Gitweb: http://git.kernel.org/tip/fccfdc6f0d8c83c854eeb6d93aa158f0e551bd49
Author: Paul Turner <pjt@google.com>
AuthorDate: Mon, 7 Nov 2011 20:26:34 -0800
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 16 Nov 2011 08:43:45 +0100

sched: Fix buglet in return_cfs_rq_runtime()

In return_cfs_rq_runtime() we want to return bandwidth when there are no
remaining tasks, not "return" when this is the case.

Signed-off-by: Paul Turner <pjt@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20111108042736.623812423@google.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
kernel/sched_fair.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index ba0e1f4..a78ed27 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1756,7 +1756,7 @@ static void __return_cfs_rq_runtime(struct cfs_rq *cfs_rq)

static __always_inline void return_cfs_rq_runtime(struct cfs_rq *cfs_rq)
{
- if (!cfs_rq->runtime_enabled || !cfs_rq->nr_running)
+ if (!cfs_rq->runtime_enabled || cfs_rq->nr_running)
return;

__return_cfs_rq_runtime(cfs_rq);

\
 
 \ /
  Last update: 2011-11-19 00:43    [from the cache]
©2003-2011 Jasper Spaans