463ecc62a065ca522004f7ccb3d
author Peter Zijlstra <a.p.zijlstra@chello.nl> 1232027618 +0100
committer Ingo Molnar <mingo@elte.hu> 1232028449 +0100

sched: SCHED_OTHER vs SCHED_IDLE isolation

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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