Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754703AbYAIM5X (ORCPT ); Wed, 9 Jan 2008 07:57:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752331AbYAIM5Q (ORCPT ); Wed, 9 Jan 2008 07:57:16 -0500 Received: from smtp.ustc.edu.cn ([202.38.64.16]:37078 "HELO ustc.edu.cn" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1752138AbYAIM5P (ORCPT ); Wed, 9 Jan 2008 07:57:15 -0500 Message-ID: <399883439.31205@ustc.edu.cn> X-EYOUMAIL-SMTPAUTH: wfg@mail.ustc.edu.cn Date: Wed, 9 Jan 2008 20:57:07 +0800 From: Fengguang Wu To: jplatte@naasa.net Cc: Peter Zijlstra , Ingo Molnar , linux-kernel@vger.kernel.org Subject: Re: regression: 100% io-wait with 2.6.24-rcX References: <200801071151.11200.lists@naasa.net> <200801090713.15655.lists@naasa.net> <399880302.13852@ustc.edu.cn> <200801091322.35133.lists@naasa.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200801091322.35133.lists@naasa.net> X-GPG-Fingerprint: 53D2 DDCE AB5C 8DC6 188B 1CB1 F766 DA34 8D8B 1C6D User-Agent: Mutt/1.5.12-2006-07-14 Message-Id: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1274 Lines: 33 On Wed, Jan 09, 2008 at 01:22:33PM +0100, Joerg Platte wrote: > Am Mittwoch, 9. Januar 2008 schrieb Fengguang Wu: > > Thank your for the hint with the filesystems! > > > Thank you for the clue. However I cannot reproduce the bug on > > ext2/2.6.24-rc7. Can you provide more details? Thank you. > > I attached some more information. I'm using the ata_piix driver for my PATA > disk and cdrom drive and booted with hpet=force. Kernel 2.6.23.X has been ~~~~~~~~ not 2.6.24-rc7? > patched with the -hrt patches to enable the hidden hpet time on the ICH4-M > chipset. I just rebooted the notebook and mounted /tmp again as ext2 and now > the iowait problem is back. Seems to be reproducible on my computer. What > additional information do you need? I mounted an ext2 as tmp and find no problem. My config options are: CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y # CONFIG_EXT2_FS_XIP is not set Fengguang -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/