From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony Liguori Subject: Re: kvm-85 won't boot guests with virtio block device Date: Fri, 24 Apr 2009 18:47:01 -0500 Message-ID: <49F24F75.6060609@us.ibm.com> References: <20090424171853.GA3798@polyware.nl> <20090424232508.GA15714@amt.cnet> <49F24F49.3000305@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Pauline Middelink , kvm@vger.kernel.org To: Marcelo Tosatti Return-path: Received: from e36.co.us.ibm.com ([32.97.110.154]:47821 "EHLO e36.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750793AbZDXXrD (ORCPT ); Fri, 24 Apr 2009 19:47:03 -0400 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e36.co.us.ibm.com (8.13.1/8.13.1) with ESMTP id n3ONjV7C029683 for ; Fri, 24 Apr 2009 17:45:31 -0600 Received: from d03av04.boulder.ibm.com (d03av04.boulder.ibm.com [9.17.195.170]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v9.2) with ESMTP id n3ONl2MB042258 for ; Fri, 24 Apr 2009 17:47:02 -0600 Received: from d03av04.boulder.ibm.com (loopback [127.0.0.1]) by d03av04.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id n3ONl2ef011060 for ; Fri, 24 Apr 2009 17:47:02 -0600 In-Reply-To: <49F24F49.3000305@us.ibm.com> Sender: kvm-owner@vger.kernel.org List-ID: Anthony Liguori wrote: > Marcelo Tosatti wrote: >> Pauline, >> >> Good catch. >> >> Anthony, what is the reason for extboot not being upstream? >> > > Paul Brook nacked it. > He didn't like that it was so x86 specific. I think a better approach > that would be mergable is something based on the FW config interface > with the driver code living as a patch to the Bochs BIOS. By hooking the int13 code in the Bochs BIOS directly, we'd probably avoid 99% of the bugs we've encountered with extboot implementing int13 functionality too so I think it's a good idea. -- Regards, Anthony Liguori