From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:35263) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RcaVE-0007ko-N9 for qemu-devel@nongnu.org; Mon, 19 Dec 2011 05:31:29 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RcaVA-0002rN-4L for qemu-devel@nongnu.org; Mon, 19 Dec 2011 05:31:28 -0500 Received: from mx1.redhat.com ([209.132.183.28]:47262) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RcaV9-0002rF-Tv for qemu-devel@nongnu.org; Mon, 19 Dec 2011 05:31:24 -0500 Date: Mon, 19 Dec 2011 10:31:01 +0000 From: "Daniel P. Berrange" Message-ID: <20111219103101.GB27938@redhat.com> References: <20111217000704.GB23695@amd.home.annexia.org> <4EEBF3EA.3040401@codemonkey.ws> <20111217082958.GJ2520@amd.home.annexia.org> <4EECB1B0.7050404@codemonkey.ws> <4EECB3C5.6060608@codemonkey.ws> <20111217152514.GM2520@amd.home.annexia.org> <4EECC227.4060904@codemonkey.ws> <20111217164956.GA16848@morn.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20111217164956.GA16848@morn.localdomain> Subject: Re: [Qemu-devel] insmod virtio-blk is broken in qemu 1.0 Reply-To: "Daniel P. Berrange" List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Kevin O'Connor Cc: "seabios@seabios.org" , "Richard W.M. Jones" , qemu-devel@nongnu.org, Max Filippov , Avi Kivity , Amit Shah , Gerd Hoffmann On Sat, Dec 17, 2011 at 11:49:56AM -0500, Kevin O'Connor wrote: > On Sat, Dec 17, 2011 at 10:24:07AM -0600, Anthony Liguori wrote: > > On 12/17/2011 09:25 AM, Richard W.M. Jones wrote: > > >On Sat, Dec 17, 2011 at 09:22:45AM -0600, Anthony Liguori wrote: > > >>I've even further narrowed it down to the presents or lack of '-vga > > >>cirrus'. If you add '-vga cirrus' to the above command line, the > > >>guest will boot successfully. > > > > > >Confirmed: Adding -vga cirrus to the command line cures it too. > > > > > >That's a strange one :-) > > > > vga sticks out a bit because it's one of the few places where we > > treat device memory as ram as a performance optimization. > > > > The only time vga has been touched in between v0.15 and v1.0 was > > during the introduction of the memory API. > > > > It's this commit: > > > > commit d67c3f2cd92aed2247bfa8a9da61a902b7b2ff09 > > Author: Gerd Hoffmann > > Date: Wed Aug 10 17:34:13 2011 +0200 > > > > seabios: update to master > > This looks like the same issue reported at: > > http://lists.nongnu.org/archive/html/qemu-devel/2011-10/msg00029.html > > The SeaBIOS fix for this was in rel-1.6.3.1 - but that didn't make > QEmu 1.0. Does the problem go away if you upgrade to the newer > SeaBIOS version? Sigh, we really need to be better about updating SeaBIOS in QEMU before release. We had plenty of time to pull in a newer SeaBIOS before 1.0 that would have fixed this :-( We've had multiple releases now where functionality is broken due to QEMU shipping with an older SeaBIOS release than is available upstream. Regards, Daniel -- |: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :| |: http://libvirt.org -o- http://virt-manager.org :| |: http://autobuild.org -o- http://search.cpan.org/~danberr/ :| |: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :|