From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965701AbXCLMHc (ORCPT ); Mon, 12 Mar 2007 08:07:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965739AbXCLMHc (ORCPT ); Mon, 12 Mar 2007 08:07:32 -0400 Received: from smtp.bulldogdsl.com ([212.158.248.8]:1357 "EHLO mcr-smtp-002.bulldogdsl.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965701AbXCLMHb (ORCPT ); Mon, 12 Mar 2007 08:07:31 -0400 X-Spam-Abuse: Please report all spam/abuse matters to abuse@bulldogdsl.com From: Alistair John Strachan To: Frank van Maarseveen Subject: Re: 2.6.20*: PATA DMA timeout, hangs (2) Date: Mon, 12 Mar 2007 12:07:18 +0000 User-Agent: KMail/1.9.5 Cc: linux-kernel@vger.kernel.org References: <20070312085447.GA10955@janus> <20070312112414.GA12265@janus> In-Reply-To: <20070312112414.GA12265@janus> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200703121207.19042.s0348365@sms.ed.ac.uk> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Monday 12 March 2007 11:24, Frank van Maarseveen wrote: > On Mon, Mar 12, 2007 at 09:54:47AM +0100, Frank van Maarseveen wrote: > > 2.6.19 is ok, 2.6.20.[12] hangs from the moment DMA is turned on (hdparm > > -d 1 /dev/hda): > > > > hda: dma_timer_expiry: dma status == 0x20 > > hda: DMA timeout retry > > hda: timeout waiting for DMA > > hda: status error: status=0x58 { > > DriveReady > > SeekComplete > > DataRequest > > } [snip] > This system has SATA but there's only one PATA disk Not a solution, unfortunately, but try disabling CONFIG_IDE and using Alan's new PATA drivers. For your Intel systems, this should mean you need only: CONFIG_ATA_PIIX For both SATA and PATA support. You'll need the appropriate SCSI modules built in (if you say =y), i.e. SCSI disk and SCSI CDROM should be built in. -- Cheers, Alistair. Final year Computer Science undergraduate. 1F2 55 South Clerk Street, Edinburgh, UK.