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sched: Update rq->clock for nohz balanced cpus
author
Suresh Siddha
<suresh.b.siddha@intel.com>
Fri, 9 Jul 2010 13:19:54 +0000
(15:19 +0200)
committer
Ingo Molnar
<mingo@elte.hu>
Sat, 17 Jul 2010 10:02:08 +0000
(12:02 +0200)
Suresh spotted that we don't update the rq->clock in the nohz
load-balancer path.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <
1278626014
.2834.74.camel@sbs-t61.sc.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/sched_fair.c
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diff --git
a/kernel/sched_fair.c
b/kernel/sched_fair.c
index
b4da534
..
e44a591
100644
(file)
--- a/
kernel/sched_fair.c
+++ b/
kernel/sched_fair.c
@@
-3596,6
+3596,7
@@
static void nohz_idle_balance(int this_cpu, enum cpu_idle_type idle)
}
raw_spin_lock_irq(&this_rq->lock);
+ update_rq_clock(this_rq);
update_cpu_load(this_rq);
raw_spin_unlock_irq(&this_rq->lock);