sched: Fix volanomark performance regression
authorAlex Shi <alex.shi@intel.com>
Tue, 16 Nov 2010 09:34:02 +0000 (17:34 +0800)
committerIngo Molnar <mingo@elte.hu>
Thu, 18 Nov 2010 12:11:43 +0000 (13:11 +0100)
commitb5482cfa1c95a188b3054fa33274806add91bbe5
treebcd6091faa23ab203ea9f6f4262a466bf3a696a1
parent55f6561c6941713ab5ae9180525b026dd40b7d14
sched: Fix volanomark performance regression

Commit fab4762 triggers excessive idle balancing, causing a ~30% loss in
volanomark throughput. Remove idle balancing throttle reset.

Originally-by: Alex Shi <alex.shi@intel.com>
Signed-off-by: Mike Galbraith <efault@gmx.de>
Acked-by: Nikhil Rao <ncrao@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1289928732.5169.211.camel@maggy.simson.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/sched_fair.c