From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bartlomiej Zolnierkiewicz Subject: Re: HPT374 IDE problem with 2.6.21.* kernels Date: Sun, 3 Jun 2007 01:38:15 +0200 Message-ID: <200706030138.15353.bzolnier@gmail.com> References: <46608EFE.1030202@ru.mvista.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from ug-out-1314.google.com ([66.249.92.169]:13836 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762266AbXFBXY0 (ORCPT ); Sat, 2 Jun 2007 19:24:26 -0400 Received: by ug-out-1314.google.com with SMTP id j3so476014ugf for ; Sat, 02 Jun 2007 16:24:25 -0700 (PDT) In-Reply-To: Content-Disposition: inline Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Geller Sandor Cc: Sergei Shtylyov , Andrew Morton , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Hi, On Saturday 02 June 2007, Geller Sandor wrote: > On Sat, 2 Jun 2007, Sergei Shtylyov wrote: > > >> The log of a typical IDE reset is available here: > > > >> http://petra.hos.u-szeged.hu/~wildy/syslog.gz > > > >> This was the worst case: the IDE bus was resetted during the system boot. > > > > Could you try setting HPT374_ALLOW_ATA133_6 to 0 in > > drivers/ide/pci/hpt366.c and rebuild/reboot the kernel? > > > Hi Sergei, > > This looks promising. Using a vanilla 2.6.22-rc3 I was able to reproduce > the problem within a few seconds. With the above modification the machine > is running under heavy disk I/O without problems since 30 minutes... Did it fix the problem for good? Sergei, do we need to disallow UDMA6 completely on HPT734 or is it only an issue with some problematic devices (=> blacklist)? Either way we need to fix it somehow for 2.6.22. Thanks, Bart