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| author | Mike Galbraith <efault@gmx.de> | 2010-03-11 17:17:17 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-03-11 18:32:52 +0100 |
| commit | 5ca9880c6f4ba4c84b517bc2fed5366adf63d191 (patch) | |
| tree | 2aa6abff8c3615cbb692364e986e3126e0c4099d /kernel/sched_features.h | |
| parent | 6bc6cf2b61336ed0c55a615eb4c0c8ed5daf3f08 (diff) | |
| download | linux-stable-5ca9880c6f4ba4c84b517bc2fed5366adf63d191.tar.gz linux-stable-5ca9880c6f4ba4c84b517bc2fed5366adf63d191.tar.bz2 linux-stable-5ca9880c6f4ba4c84b517bc2fed5366adf63d191.zip | |
sched: Remove FAIR_SLEEPERS feature
Our preemption model relies too heavily on sleeper fairness to disable it
without dire consequences. Remove the feature, and save a branch or two.
Signed-off-by: Mike Galbraith <efault@gmx.de>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1268301520.6785.40.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.h | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/kernel/sched_features.h b/kernel/sched_features.h index 404288354aee..850f9809cf81 100644 --- a/kernel/sched_features.h +++ b/kernel/sched_features.h @@ -1,11 +1,4 @@ /* - * Disregards a certain amount of sleep time (sched_latency_ns) and - * considers the task to be running during that period. This gives it - * a service deficit on wakeup, allowing it to run sooner. - */ -SCHED_FEAT(FAIR_SLEEPERS, 1) - -/* * Only give sleepers 50% of their service deficit. This allows * them to run sooner, but does not allow tons of sleepers to * rip the spread apart. |