linux-kernel - Re: [ANNOUNCE] Staircase Deadline cpu scheduler version 0.46

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Date:	Mon, 23 Apr 2007 07:21:08 +1000
From:	Con Kolivas <kernel@...ivas.org>
To:	Thomas Backlund <tmb@...driva.org>
Cc:	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	ck list <ck@....kolivas.org>, Ingo Molnar <mingo@...e.hu>,
	Mike Galbraith <efault@....de>, Al Boldi <a1426z@...ab.com>,
	Peter Williams <pwil3058@...pond.net.au>,
	Nick Piggin <npiggin@...e.de>, Matt Mackall <mpm@...enic.com>,
	Bill Huey <billh@...ppy.monkey.org>,
	William Lee Irwin III <wli@...omorphy.com>,
	Willy Tarreau <w@....eu>, Gene Heskett <gene.heskett@...il.com>
Subject: Re: [ANNOUNCE] Staircase Deadline cpu scheduler version 0.46

On Monday 23 April 2007 03:58, Thomas Backlund wrote:
> mån 2007-04-23 klockan 01:03 +1000 skrev Con Kolivas:
> > Yet another significant bugfix for SMP balancing was just posted for the
> > staircase deadline cpu scheduler which improves behaviour dramatically on
> > any SMP machine.
> >
> > Thanks to Willy Tarreau for noticing more bugs.
> >
> > As requested was a version in the Makefile so this version of the patch
> > adds -sd046 to the kernel version.
> >
> > http://ck.kolivas.org/patches/staircase-deadline/2.6.21-rc7-sd-0.46.patch
> > http://ck.kolivas.org/patches/staircase-deadline/2.6.20.7-sd-0.46.patch
> >
> > Renicing X to -10, while not essential, may be desirable on the desktop.
> > Unlike the CFS scheduler which renices X without your intervention to
> > nice -19, the SD patches do not alter nice level on their own.
> >
> > See the patch just posted called 'sched: implement staircase deadline
> > scheduler load  weight fix' for details of the fixes.
> >
> > Thanks to all testing and giving feedback.
> >
> > Well I'm exhausted...
>
> This one broke 2.6.20.7 build...
>
> kernel/sched.c: In function ‘dependent_sleeper’:
> kernel/sched.c:3319: error: ‘DEF_TIMESLICE’ undeclared (first use in
> this function)
> kernel/sched.c:3319: error: (Each undeclared identifier is reported only
> once
> kernel/sched.c:3319: error: for each function it appears in.)

Apologies it was a blind merge.

Use this instead
http://ck.kolivas.org/patches/staircase-deadline/2.6.20.7-sd-0.46-1.patch

-- 
-ck
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