Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756055AbXKJXGb (ORCPT ); Sat, 10 Nov 2007 18:06:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755358AbXKJXGW (ORCPT ); Sat, 10 Nov 2007 18:06:22 -0500 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:45972 "EHLO the-village.bc.nu" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1755067AbXKJXGV (ORCPT ); Sat, 10 Nov 2007 18:06:21 -0500 Date: Sat, 10 Nov 2007 23:05:53 +0000 From: Alan Cox To: Andrew Morton Cc: Will Trives , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, "Rafael J. Wysocki" Subject: Re: cd/dvd inaccessible in 2.6.24-rc2 Message-ID: <20071110230553.1a935ec6@the-village.bc.nu> In-Reply-To: <20071110144923.beb7bbae.akpm@linux-foundation.org> References: <1194668831.3436.14.camel@Athas> <20071110144923.beb7bbae.akpm@linux-foundation.org> X-Mailer: Claws Mail 2.10.0 (GTK+ 2.10.14; i386-redhat-linux-gnu) Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a Lloegr o'r rhif cofrestru 3798903 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1334 Lines: 37 On Sat, 10 Nov 2007 14:49:23 -0800 Andrew Morton wrote: > On Sat, 10 Nov 2007 15:27:11 +1100 Will Trives wrote: > > > > > Hello, > > > > Motherboard: Gigabyte GA-P35-DS4 (rev. 1.1) > > Chipset: Intel P35 + ICH9R > > PATA port runs off JMicron controller > > CD/DVD Device: BENQ DW1640 16X > > > > I cannot access my dvd burner under 2.6.24-rc2, I have no problems under > > 2.6.23. Basically the drive is detected OK, everything looks ok but as > > soon as I go to use it errors like this occur: Guess what - jmicron hasn't changed in this tree for ages 8( > > ata9.00: qc timeout (cmd 0xa0) > > ata9.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen > > ata9.00: cmd a0/00:00:00:02:00/00:00:00:00:00/a0 tag 0 cdb 0x5a data 2 > > in > > res 51/54:03:00:02:00/00:00:00:00:00/a0 Emask 0x5 (timeout) > > ata9.00: status: { DRDY ERR } Could be an IRQ/ACPI regression, and in fact to me it looks more like that, than an IDE one. Probably worth trying the various IRQ routing options and seeing if they help. Alan - 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/