From: Andi Kleen <ak@muc.de>
To: Christophe Saout <christophe@saout.de>
Cc: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Fix preemption off of irq context on x86-64 with PREEMPT_BKL
Date: 27 Mar 2005 19:28:39 +0200
Date: Sun, 27 Mar 2005 19:28:39 +0200 [thread overview]
Message-ID: <20050327172839.GD18506@muc.de> (raw)
In-Reply-To: <1111882746.32348.6.camel@leto.cs.pocnet.net>
On Sun, Mar 27, 2005 at 01:19:06AM +0100, Christophe Saout wrote:
> Hi,
>
> > x86_64-fix-config_preempt.patch
> > x86_64: Fix CONFIG_PREEMPT
>
> This patch causes another bug to show up some lines below with
> CONFIG_PREEMPT_BKL. schedule releases the BKL which it shouldn't do.
>
> Call preempt_schedule_irq instead (like for i386). This seems to fix the
> easily reproducible filesystem errors I've seen (with reiserfs, which
> heavily relies on the BKL).
I would not apply this one for now. It needs checking if the
patch that requires this change does not require more changes.
-Andi
next prev parent reply other threads:[~2005-03-27 17:28 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-24 12:41 2.6.12-rc1-mm2 Andrew Morton
2005-03-24 14:40 ` 2.6.12-rc1-mm2 Stefano Rivoir
2005-03-24 15:13 ` 2.6.12-rc1-mm2 Manuel Lauss
2005-03-24 15:18 ` 2.6.12-rc1-mm2 Brice Goglin
2005-03-24 15:31 ` 2.6.12-rc1-mm2 Stefano Rivoir
2005-03-24 20:05 ` 2.6.12-rc1-mm2 Andrew Morton
2005-03-24 20:21 ` 2.6.12-rc1-mm2 Brice Goglin
2005-03-25 1:19 ` 2.6.12-rc1-mm2 Alexey Dobriyan
2005-03-24 15:09 ` 2.6.12-rc1-mm2 (build error In function `zft_init') Steven Cole
2005-03-24 15:55 ` 2.6.12-rc1-mm2 (patch to fix build " Steven Cole
2005-03-24 21:49 ` Greg KH
2005-03-24 21:53 ` Andrew Morton
2005-03-24 16:46 ` 2.6.12-rc1-mm2 Lee Revell
2005-03-24 20:17 ` 2.6.12-rc1-mm2 Andrew Morton
2005-03-24 22:31 ` 2.6.12-rc1-mm2 Rafael J. Wysocki
2005-03-24 22:37 ` 2.6.12-rc1-mm2 Rafael J. Wysocki
2005-03-24 23:33 ` 2.6.12-rc1-mm2 Laurent Riffard
2005-03-24 23:49 ` 2.6.12-rc1-mm2 Andrew Morton
2005-03-25 1:00 ` 2.6.12-rc1-mm2 Patrick Mochel
2005-03-25 6:05 ` 2.6.12-rc1-mm2 Greg KH
2005-03-25 18:01 ` 2.6.12-rc1-mm2 Laurent Riffard
2005-05-26 0:29 ` 2.6.12-rc1-mm2 Andrew Morton
2005-05-26 13:58 ` 2.6.12-rc1-mm2 Rafael J. Wysocki
2005-03-25 0:38 ` [2.6 patch] remove exports for oem modules Adrian Bunk
2005-03-25 4:12 ` OOPS running "ls -l /sys/class/i2c-adapter/*"-- 2.6.12-rc1-mm2 Miles Lane
2005-03-25 4:22 ` Andrew Morton
2005-03-25 7:38 ` Russell King
2005-03-25 7:45 ` Andrew Morton
2005-03-25 7:50 ` Russell King
2005-03-25 8:13 ` Russell King
2005-03-25 12:52 ` Miles Lane
2005-03-25 18:40 ` Andrew Morton
2005-03-25 19:50 ` Jean Delvare
2005-03-26 4:44 ` Miles Lane
2005-03-25 20:53 ` Lee Revell
2005-03-25 21:07 ` Russell King
2005-03-25 21:45 ` [PATCH] make Documentation/oops-tracing.txt relevant to 2.6 [was Re: OOPS running "ls -l /sys/class/i2c-adapter/*"-- 2.6.12-rc1-mm2] Lee Revell
2005-03-25 21:52 ` Russell King
2005-03-25 21:54 ` Lee Revell
2005-03-25 19:26 ` x86-64 preemption fix from IRQ and BKL in 2.6.12-rc1-mm2 Christophe Saout
2005-03-27 0:19 ` [PATCH] Fix preemption off of irq context on x86-64 with PREEMPT_BKL Christophe Saout
2005-03-27 17:28 ` Andi Kleen [this message]
2005-03-27 17:26 ` x86-64 preemption fix from IRQ and BKL in 2.6.12-rc1-mm2 Andi Kleen
2005-03-27 18:05 ` Christophe Saout
2005-03-28 15:26 ` Andi Kleen
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