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sched: Remove ASYM_GRAN feature

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This features has been enabled for quite a while, after testing showed that
easing preemption for light tasks was harmful to high priority threads.

Remove the feature flag.

Signed-off-by: Mike Galbraith <efault@gmx.de>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1268301675.6785.44.camel@marge.simson.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Mike Galbraith
2010-03-11 17:17:04 +01:00
committed by Ingo Molnar
parent c6ee36c423
commit 13814d42e4
2 changed files with 11 additions and 23 deletions
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6
kernel/sched_features.h
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@@ -16,12 +16,6 @@ SCHED_FEAT(START_DEBIT, 1)
*/
SCHED_FEAT(WAKEUP_PREEMPT, 1)
/*
* When converting the wakeup granularity to virtual time, do it such
* that heavier tasks preempting a lighter task have an edge.
*/
SCHED_FEAT(ASYM_GRAN, 1)
/*
* Based on load and program behaviour, see if it makes sense to place
* a newly woken task on the same cpu as the task that woke it --