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authorPaul Turner <pjt@google.com>2010-11-15 15:47:07 -0800
committerIngo Molnar <mingo@elte.hu>2010-11-18 13:27:49 +0100
commitc66eaf619c0c7937e9ded160ae83b5a7a6b19b56 (patch)
tree04fca9a8b4c017efa00d7e7077a1aba9d454248a /kernel/sched_fair.c
parenta7a4f8a752ec734b2eab904fc863d5dc873de338 (diff)
sched: Update shares on idle_balance
Since shares updates are no longer expensive and effectively local, update them at idle_balance(). This allows us to more quickly redistribute shares to another cpu when our load becomes idle. Signed-off-by: Paul Turner <pjt@google.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <20101115234938.204191702@google.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_fair.c')
-rw-r--r--kernel/sched_fair.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 6c84439ce987..33f941dcf88c 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -3343,6 +3343,7 @@ static void idle_balance(int this_cpu, struct rq *this_rq)
*/
raw_spin_unlock(&this_rq->lock);
+ update_shares(this_cpu);
for_each_domain(this_cpu, sd) {
unsigned long interval;
int balance = 1;