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    SubjectRe: [tip:sched/core] sched: Remove AFFINE_WAKEUPS feature
    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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