From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: Help interpreting AHCI failure messages Date: Mon, 22 Dec 2008 13:05:17 +0900 Message-ID: <494F11FD.1040606@gmail.com> References: <4942D651.1050306@goop.org> <4943317C.8000807@shaw.ca> <49434EC9.4070408@goop.org> <49446DD0.3030600@gmail.com> <494BCC08.4070206@goop.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: Received: from ti-out-0910.google.com ([209.85.142.187]:41786 "EHLO ti-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752308AbYLVEFa (ORCPT ); Sun, 21 Dec 2008 23:05:30 -0500 In-Reply-To: <494BCC08.4070206@goop.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Jeremy Fitzhardinge Cc: Robert Hancock , Jeff Garzik , IDE/ATA development list , Linux Kernel Mailing List , Xen-devel , Gerd Hoffmann Hello, Jeremy Fitzhardinge wrote: >>> Furthermore, ata2 - which is sharing the same interrupt - seems to have >>> managed to read the DVD drive's information, so something must be >>> working. But why is it failing for the disk? >> >> Can you try irqpoll on it? > > Here's a log of a run where everything works initially, but then it > starts to fail (about half way into the log). ATA_DEBUG is enabled, so > its pretty verbose. > > http://kraxel.fedorapeople.org/for-jeremy/xeni.log > > Does anything stand out? Can you please exclude pata_acpi from the initrd and see whether anything changes? -- tejun