From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=33754 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OxmtG-0000sm-3S for qemu-devel@nongnu.org; Mon, 20 Sep 2010 16:23:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1Oxmsy-0007EA-UY for qemu-devel@nongnu.org; Mon, 20 Sep 2010 16:22:50 -0400 Received: from [83.160.137.85] (port=18650 helo=pubserv1.fransdb.nl) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Oxmsy-0007Do-Ii for qemu-devel@nongnu.org; Mon, 20 Sep 2010 16:22:48 -0400 Received: from localhost (localhost [127.0.0.1]) by pubserv1.fransdb.nl (Postfix) with ESMTP id 29A054A5D for ; Mon, 20 Sep 2010 22:22:47 +0200 (CEST) Received: from pubserv1.fransdb.nl ([127.0.0.1]) by localhost (pubserv1.fransdb.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id zEpLLA5Ah0gz for ; Mon, 20 Sep 2010 22:22:43 +0200 (CEST) Received: from [192.168.100.23] (unknown [192.168.100.23]) by pubserv1.fransdb.nl (Postfix) with ESMTPA id AEF1F17CD for ; Mon, 20 Sep 2010 22:22:42 +0200 (CEST) Message-ID: <4C97C292.3030104@fransdb.nl> Date: Mon, 20 Sep 2010 22:22:42 +0200 From: Frans de Boer MIME-Version: 1.0 Subject: [Qemu-devel] Re: Problem with virtio References: <4C9290FF.9050206@fransdb.nl> <20100916204042.51900cbe@doriath> <4C93225A.9040807@fransdb.nl> <4C952B68.7090601@fransdb.nl> <20100919155337.GA10730@redhat.com> <4C967CEC.3060700@fransdb.nl> <20100920174641.GA30611@redhat.com> In-Reply-To: <20100920174641.GA30611@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org On 09/20/2010 07:46 PM, Michael S. Tsirkin wrote: > On Sun, Sep 19, 2010 at 11:13:16PM +0200, Frans de Boer wrote: > >> On 09/19/2010 05:53 PM, Michael S. Tsirkin wrote: >> >> On Sat, Sep 18, 2010 at 11:13:12PM +0200, Frans de Boer wrote: >> >> >> On 09/17/2010 10:10 AM, Frans de Boer wrote: >> >> >> On 09/17/2010 01:40 AM, Luiz Capitulino wrote: >> >> >> >> On Thu, 16 Sep 2010 23:49:51 +0200 >> Frans de Boer wrote: >> >> >> >> >> >> Dear reader, >> >> Using qemu-kvm-0.13-rc1 and having the boot partition as if=virtio, >> causes the attached blue screen when booting Windows XP SP3. >> Changing the interface to ide (if=ide) and the system boots normal. >> >> >> >> >> Do you have the virtio drivers installed? >> >> >> >> >> Yes, everything is working fine when I use the 0.12.5 release. >> Before you ask, I am using the git repository too. Same effect. >> >> >> >> >> No suggestions form anyone? >> Again, any compile combination is working under 0.12.5. Starting with >> 0.13-rc0/1 the virtio option for the boot disk is not working anymore. >> >> Frans. >> >> >> Could you try bisecting please? >> git bisect start v0.13.0-rc0 v0.12.0 >> >> will start the bisect process, then you build, test and run >> git bisect good/git bisect bad as appropriate to get the >> new version. >> >> >> >> Following your advice, I noticed that the system could not boot when I use the >> guest virtio driver. I then switch back to as far as version 10.0 with the >> same bad result. I then remembered that in the past I used the '.raw' format. >> Since I am using the qcow2 format (better performance), I never tried if=virtio >> for the disk before until I use the 0.13.0-rc1 version. I tried the release tar >> file of 0.12.5 and this time with the guest virtio driver, with the same bad >> result. >> Maybe it is the file format? Maybe the virtio disk driver? I have taken the >> virtio drivers from the KVM website. >> >> Frans. >> > I got confused, sorry. Let's try to enumerate what works and what does not. > Could you tell us which of the following combinations you tried > and with what result (works/doesn't)? > > - virtio + raw + 0.12 > - virtio + qcow2 + 0.12 > - ide + qcow2 + 0.12 > > - virtio + raw + 0.13 > - virtio + qcow2 + 0.13 > - ide + qcow2 + 0.13 > > Thanks! > > I used 0.12.5 (git and tarball) and the 0.13-rc1 (git and tarball) - virtio + raw + 0.12 ok - virtio + qcow2 + 0.12 fail! - ide + qcow2 + 0.12 ok - virtio + raw + 0.13 fail! - virtio + qcow2 + 0.13 fail! - ide + qcow2 + 0.13 ok Frans.