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Subject: Re: [ANNOUNCE] Staircase Deadline cpu scheduler version 0.46
From: Thomas Backlund <tmb@mandriva.org>
To: Con Kolivas <kernel@kolivas.org>
Cc: linux kernel mailing list <linux-kernel@vger.kernel.org>,
       ck list <ck@vds.kolivas.org>, Ingo Molnar <mingo@elte.hu>,
       Mike Galbraith <efault@gmx.de>, Al Boldi <a1426z@gawab.com>,
       Peter Williams <pwil3058@bigpond.net.au>, Nick Piggin <npiggin@suse.de>,
       Matt Mackall <mpm@selenic.com>, Bill Huey <billh@gnuppy.monkey.org>,
       William Lee Irwin III <wli@holomorphy.com>, Willy Tarreau <w@1wt.eu>,
       Gene Heskett <gene.heskett@gmail.com>
In-Reply-To: <200704230103.15265.kernel@kolivas.org>
References: <200704230103.15265.kernel@kolivas.org>
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Date: Sun, 22 Apr 2007 20:58:34 +0300
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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.)

-- 
Thomas Backlund <tmb@mandriva.org>