From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757928AbXD0X46 (ORCPT ); Fri, 27 Apr 2007 19:56:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757926AbXD0X46 (ORCPT ); Fri, 27 Apr 2007 19:56:58 -0400 Received: from gherkin.frus.com ([192.158.254.49]:50557 "EHLO gherkin.frus.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757924AbXD0X45 (ORCPT ); Fri, 27 Apr 2007 19:56:57 -0400 Subject: Re: BAD_SG_DMA panic in aha1542 In-Reply-To: <20070427231346.647797bc@the-village.bc.nu> "from Alan Cox at Apr 27, 2007 11:13:46 pm" To: Alan Cox Date: Fri, 27 Apr 2007 18:56:56 -0500 (CDT) CC: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org X-Mailer: ELM [version 2.4ME+ PL82 (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII Message-Id: <20070427235656.B767BDBA2@gherkin.frus.com> From: rct@gherkin.frus.com (Bob Tracy) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Alan Cox wrote: > > As before, no problems using the sda hard disk (which is the boot drive): > > everything works reliably until I touch the cdrom drive. > > A little quiet contemplation and gnome number 387 suggests trying the following > (and providing more detailed information such as the last message printed before > the DMA message). Stuff a BUG() before the panic in BAD_DMA (aha1542.c) if needed > to get a good trace. > > Please report success/failure/change. Can do. I don't have access to the machine on weekends, so it will be at least Monday before I can give this a whirl. Thanks! -- ----------------------------------------------------------------------- Bob Tracy WTO + WIPO = DMCA? http://www.anti-dmca.org rct@frus.com -----------------------------------------------------------------------