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authorMike Galbraith <efault@gmx.de>2010-03-11 17:17:04 +0100
committerIngo Molnar <mingo@elte.hu>2010-03-11 18:32:53 +0100
commit13814d42e45dfbe845a0bbe5184565d9236896ae (patch)
tree6c4c010829e126af2c4a0620e47ee00d867d7f5d /kernel/sched_features.h
parentc6ee36c423c3ed1fb86bb3eabba9fc256a300d16 (diff)
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sched: Remove ASYM_GRAN feature
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>
Diffstat (limited to 'kernel/sched_features.h')
-rw-r--r--kernel/sched_features.h6
1 files changed, 0 insertions, 6 deletions
diff --git a/kernel/sched_features.h b/kernel/sched_features.h
index f54b6f9cc3dd..83c66e8ad3ee 100644
--- a/kernel/sched_features.h
+++ b/kernel/sched_features.h
@@ -17,12 +17,6 @@ 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 --
* improve cache locality. Typically used with SYNC wakeups as
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