From: Mike Galbraith <efault@gmx.de>
To: Con Kolivas <kernel@kolivas.org>
Cc: Paolo Ornati <ornati@fastwebnet.it>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@elte.hu>,
Nick Piggin <nickpiggin@yahoo.com.au>,
Peter Williams <pwil3058@bigpond.net.au>
Subject: Re: [SCHED] wrong priority calc - SIMPLE test case
Date: Mon, 09 Jan 2006 19:14:19 +0100 [thread overview]
Message-ID: <5.2.1.1.2.20060109185052.00bef6c0@pop.gmx.net> (raw)
In-Reply-To: <200601100308.05836.kernel@kolivas.org>
At 03:08 AM 1/10/2006 +1100, Con Kolivas wrote:
>On Tuesday 10 January 2006 02:52, Mike Galbraith wrote:
> >
> > Anyway, if anyone wants to see a functional demonstration, just try
> > this. Remove the TASK_NONINTERACTIVE in fs/pipe.c in both the stock kernel
> > and this modified one so Davide Libenzi's excellent sleep pattern exploit
> > (irman2) can work [1], and do the below all at the same time ...
> >
> > make -j4 bzImage
> > irman2
> > thud 3
> >...
>
>
>Want to try with a few other schedulers using plugsched?
Not really. These exploits were specifically aimed at the current
scheduler's Achilles Heel. Besides, that carries implications of replacing
this one, and I'm pretty fond of it.
-Mike
next prev parent reply other threads:[~2006-01-09 18:14 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-27 18:09 [SCHED] Totally WRONG prority calculation with specific test-case (since 2.6.10-bk12) Paolo Ornati
2005-12-27 21:48 ` Paolo Ornati
2005-12-27 23:26 ` Con Kolivas
2005-12-28 11:01 ` Paolo Ornati
2005-12-28 11:19 ` Con Kolivas
2005-12-28 11:35 ` Paolo Ornati
2005-12-28 17:23 ` Paolo Ornati
2005-12-28 17:39 ` Paolo Ornati
2005-12-30 13:52 ` [SCHED] wrong priority calc - SIMPLE test case Paolo Ornati
2005-12-31 2:06 ` Peter Williams
2005-12-31 10:34 ` Paolo Ornati
2005-12-31 10:52 ` Paolo Ornati
2005-12-31 11:12 ` Con Kolivas
2005-12-31 13:44 ` Peter Williams
2005-12-31 16:31 ` Paolo Ornati
2005-12-31 22:04 ` Peter Williams
2005-12-31 8:13 ` Mike Galbraith
2005-12-31 11:00 ` Paolo Ornati
2005-12-31 15:11 ` Paolo Ornati
2005-12-31 16:37 ` Mike Galbraith
2005-12-31 17:24 ` Paolo Ornati
2005-12-31 17:42 ` Paolo Ornati
2006-01-01 11:39 ` Paolo Ornati
2006-01-02 9:15 ` Mike Galbraith
2006-01-02 9:50 ` Paolo Ornati
2006-01-09 11:11 ` Mike Galbraith
2006-01-09 15:52 ` Mike Galbraith
2006-01-09 16:08 ` Con Kolivas
2006-01-09 18:14 ` Mike Galbraith [this message]
2006-01-09 20:00 ` Paolo Ornati
2006-01-09 20:23 ` Paolo Ornati
2006-01-10 7:08 ` Mike Galbraith
2006-01-10 12:07 ` Mike Galbraith
2006-01-10 12:56 ` Paolo Ornati
2006-01-10 13:01 ` Mike Galbraith
2006-01-10 13:53 ` Paolo Ornati
2006-01-10 15:18 ` Mike Galbraith
2006-01-13 1:13 ` Con Kolivas
2006-01-13 1:32 ` Con Kolivas
2006-01-13 10:46 ` Paolo Ornati
2006-01-13 10:51 ` Con Kolivas
2006-01-13 13:01 ` Mike Galbraith
2006-01-13 14:34 ` Con Kolivas
2006-01-13 16:15 ` Mike Galbraith
2006-01-14 2:05 ` Con Kolivas
2006-01-14 2:56 ` Mike Galbraith
2005-12-27 23:59 ` [SCHED] Totally WRONG prority calculation with specific test-case (since 2.6.10-bk12) Peter Williams
2005-12-28 10:20 ` Paolo Ornati
2005-12-28 13:38 ` Peter Williams
2005-12-28 19:45 ` Paolo Ornati
2005-12-29 3:13 ` Nick Piggin
2005-12-29 3:35 ` Peter Williams
2005-12-29 8:11 ` Nick Piggin
2006-01-27 16:57 [SCHED] wrong priority calc - SIMPLE test case Con Kolivas
2006-01-27 20:06 ` MIke Galbraith
2006-01-27 23:18 ` Con Kolivas
2006-01-28 0:01 ` Peter Williams
2006-01-28 3:43 ` MIke Galbraith
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