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sched: SCHED_OTHER vs SCHED_IDLE isolation
author
Peter Zijlstra
<a.p.zijlstra@chello.nl>
Thu, 15 Jan 2009 13:53:38 +0000
(14:53 +0100)
committer
Ingo Molnar
<mingo@elte.hu>
Thu, 15 Jan 2009 14:07:29 +0000
(15:07 +0100)
Stronger SCHED_IDLE isolation:
- no SCHED_IDLE buddies
- never let SCHED_IDLE preempt on wakeup
- always preempt SCHED_IDLE on wakeup
- limit SLEEPER fairness for SCHED_IDLE.
Signed-off-by: Mike Galbraith <efault@gmx.de>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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