Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264383AbUAaKcp (ORCPT ); Sat, 31 Jan 2004 05:32:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264457AbUAaKcp (ORCPT ); Sat, 31 Jan 2004 05:32:45 -0500 Received: from ns.virtualhost.dk ([195.184.98.160]:50105 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S264383AbUAaKcn (ORCPT ); Sat, 31 Jan 2004 05:32:43 -0500 Date: Sat, 31 Jan 2004 11:32:41 +0100 From: Jens Axboe To: Mans Matulewicz Cc: linux-kernel@vger.kernel.org Subject: Re: ide-cdrom / atapi burning bug - 2.6.1 Message-ID: <20040131103241.GV11683@suse.de> References: <1075511134.5412.59.camel@localhost> <20040131093438.GS11683@suse.de> <1075543838.5426.1.camel@localhost> <20040131102045.GU11683@suse.de> <1075544832.5660.3.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1075544832.5660.3.camel@localhost> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1654 Lines: 42 On Sat, Jan 31 2004, Mans Matulewicz wrote: > On Sat, 2004-01-31 at 11:20, Jens Axboe wrote: > > On Sat, Jan 31 2004, Mans Matulewicz wrote: > > > On Sat, 2004-01-31 at 10:34, Jens Axboe wrote: > > > > On Sat, Jan 31 2004, Mans Matulewicz wrote: > > > > > Hi, > > > > > After replacing my 2.4.22 with a 2.6.1 kernel I tried ATAPI cd burning. > > > > > This totally fails. Most of the CD's are corrupt and my system totally > > > > > locks up when erasing an cdrw (reset button was the option I needed to > > > > > reboot my system) . k3b reports cd is completely burned but fails are > > > > > not identical or totally unreadable. I tried it both with an tainted > > > > > (nvidia) and an untainted (nv) kernel: same results. With ide-scsi > > > > > burning in 2.4.x I had no problems. > > > > > > > > Did you use DMA in 2.4 as well? Does 2.6 work if you turn it off? It's > > > > most likely an issue with your via adapter. > > > > > > I used DMA in 2.4. > > > > > > I tried without dma on but it still totally locks my system while > > > erasing an rw. > > > > Do you really have an SMP box, or are you just using an SMP kernel? If > > you have SMP, it would be interesting to enable the nmi watchdog (if it > > works on your system). > > > > Are you using preempt? > > Its just an smp kernel. I only have one cpu. > > Preempt is enabled in kernel Could you try disabling preempt? -- Jens Axboe - 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/