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Subject: Re: [sched-devel, patch-rfc] rework of "prioritize non-migratable
	tasks over migratable ones"
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Dmitry Adamushko <dmitry.adamushko@gmail.com>
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Date: Mon, 16 Jun 2008 21:17:42 +0200
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On Mon, 2008-06-16 at 19:59 +0200, Dmitry Adamushko wrote:

> One way or another, we have different aritifacts (and mine have likely
> more) but conceptually, both "violates" POSIX if a strict round-robin
> scheduling is required.

http://www.opengroup.org/onlinepubs/009695399/functions/xsh_chap02_08.html#tag_02_08_04_01

Is quite strict on what FIFO should do, and I know of two points where
we deviate and should work to match.