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SubjectRe: [PATCH RFC/TEST] sched: make sync affine wakeups work
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On Fri, 2014-05-02 at 00:42 -0400, Rik van Riel wrote:

> Whether or not this is the right thing to do remains to be seen,
> but it does allow us to verify whether or not the wake_affine
> strategy of always doing affine wakeups and only disabling them
> in a specific circumstance is sound, or needs rethinking...

Yes, it needs rethinking.

I know why you want to try this, yes, select_idle_sibling() is very much
a two faced little bitch. NOHZ doesn't help, my kernels throttle it.

-Mike




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