linux-kernel - Re: [patch] CFS (Completely Fair Scheduler), v2

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Message-ID: <Pine.LNX.4.64.0704170029350.30516@alien.or.mcafeemobile.com>
Date:	Tue, 17 Apr 2007 00:31:16 -0700 (PDT)
From:	Davide Libenzi <davidel@...ilserver.org>
To:	Ingo Molnar <mingo@...e.hu>
cc:	Gene Heskett <gene.heskett@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Con Kolivas <kernel@...ivas.org>,
	Nick Piggin <npiggin@...e.de>, Mike Galbraith <efault@....de>,
	Arjan van de Ven <arjan@...radead.org>,
	Peter Williams <pwil3058@...pond.net.au>,
	Thomas Gleixner <tglx@...utronix.de>, caglar@...dus.org.tr,
	Willy Tarreau <w@....eu>,
	Dmitry Adamushko <dmitry.adamushko@...il.com>
Subject: Re: [patch] CFS (Completely Fair Scheduler), v2

On Tue, 17 Apr 2007, Ingo Molnar wrote:

> * Ingo Molnar <mingo@...e.hu> wrote:
> 
> > ok - fortunately the delta between -v2-rc0 and -v2-final is pretty 
> > small. One difference is the child-runs-first fix. To restore the 
> > parent-runs-first logic, do this:
> > 
> > 	echo 0 > /proc/sys/kernel/sched_child_runs_first
> > 
> > does this make any difference?
> 
> ok, i've got something better to test: i separated the delta out into a 
> more finegrained stack of 3 patches. You can pick them up from:
> 
>  http://redhat.com/~mingo/cfs-scheduler/older/sched-cfs-v2-rc0.patch
>  http://redhat.com/~mingo/cfs-scheduler/older/sched-cfs-v2-rc0-preempt-fix.patch
>  http://redhat.com/~mingo/cfs-scheduler/older/sched-cfs-v2-rc0-child-runs-first.patch
>  http://redhat.com/~mingo/cfs-scheduler/older/sched-cfs-v2-rc0-misc.patch

Isn't that easier for everyone if you keep them as quilt series (ala 
syslets)?


- Davide


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