Commit-ID: e4f4288842ee12747e10c354d72be7d424c0b627
Gitweb: http://git.kernel.org/tip/e4f4288842ee12747e10c354d72be7d424c0b627
Author: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
AuthorDate: Wed, 16 Dec 2009 18:04:34 +0100
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Wed, 16 Dec 2009 19:01:55 +0100
sched: Select_task_rq_fair() must honour SD_LOAD_BALANCE
We should skip !SD_LOAD_BALANCE domains.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
LKML-Reference: <20091216170517.653578430@xxxxxxxxx>
CC: stable@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
kernel/sched_fair.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 5bedf6e..ec1d271 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1429,6 +1429,9 @@ static int select_task_rq_fair(struct task_struct *p, int sd_flag, int wake_flag
}
for_each_domain(cpu, tmp) {
+ if (!(tmp->flags & SD_LOAD_BALANCE))
+ continue;
+
/*
* If power savings logic is enabled for a domain, see if we
* are not overloaded, if so, don't balance wider.
--
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