Messages in this thread Patch in this message | | | Date | Fri, 12 Mar 2010 11:23:33 +0800 | From | Yong Zhang <> | Subject | Re: [tip:sched/core] sched: Remove AFFINE_WAKEUPS feature |
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On Thu, Mar 11, 2010 at 06:33:38PM +0000, tip-bot for Mike Galbraith wrote: > Commit-ID: beac4c7e4a1cc6d57801f690e5e82fa2c9c245c8 > Gitweb: http://git.kernel.org/tip/beac4c7e4a1cc6d57801f690e5e82fa2c9c245c8 > Author: Mike Galbraith <efault@gmx.de> > AuthorDate: Thu, 11 Mar 2010 17:17:20 +0100 > Committer: Ingo Molnar <mingo@elte.hu> > CommitDate: Thu, 11 Mar 2010 18:32:53 +0100 > > sched: Remove AFFINE_WAKEUPS feature > > Disabling affine wakeups is too horrible to contemplate. Remove the feature flag.
AFFINE_WAKEUPS is still left in sched_feature.h
From: Yong Zhang <yong.zhang@windriver.com> Date: Fri, 12 Mar 2010 11:14:26 +0800 Subject: [PATCH] sched: clean AFFINE_WAKEUPS feature
complementary work to commit beac4c7e4a1cc6d57801f690e5e82fa2c9c245c8
Signed-off-by: Yong Zhang <yong.zhang@windriver.com> --- kernel/sched_features.h | 8 -------- 1 files changed, 0 insertions(+), 8 deletions(-)
diff --git a/kernel/sched_features.h b/kernel/sched_features.h index 83c66e8..2137ac0 100644 --- a/kernel/sched_features.h +++ b/kernel/sched_features.h @@ -17,14 +17,6 @@ SCHED_FEAT(START_DEBIT, 1) SCHED_FEAT(WAKEUP_PREEMPT, 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 - * generated by pipes and the like, see also SYNC_WAKEUPS. - */ -SCHED_FEAT(AFFINE_WAKEUPS, 1) - -/* * Prefer to schedule the task we woke last (assuming it failed * wakeup-preemption), since its likely going to consume data we * touched, increases cache locality. -- 1.6.3.3
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