From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:52415) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QfATJ-0007fI-N9 for qemu-devel@nongnu.org; Fri, 08 Jul 2011 08:47:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QfATI-0004qS-0L for qemu-devel@nongnu.org; Fri, 08 Jul 2011 08:47:53 -0400 Received: from mx1.redhat.com ([209.132.183.28]:30204) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QfATH-0004qC-FO for qemu-devel@nongnu.org; Fri, 08 Jul 2011 08:47:51 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p68Clo7D018331 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Fri, 8 Jul 2011 08:47:50 -0400 Message-ID: <4E16FC73.1010600@redhat.com> Date: Fri, 08 Jul 2011 14:47:47 +0200 From: Gerd Hoffmann MIME-Version: 1.0 References: <1310115239-19288-1-git-send-email-kraxel@redhat.com> <4E16D3D8.60908@redhat.com> <4E16D4EF.5020903@redhat.com> <4E16D949.2060305@redhat.com> <4E16EE6A.6000506@redhat.com> <4E16F26D.40404@redhat.com> In-Reply-To: <4E16F26D.40404@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 0/3] non-migratable devices List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: qemu-devel@nongnu.org Hi, >>> If desired, in the >>> future we can revert this behavior for pc-0.14 and earlier machines. >> >> And I'm still looking for a sane way to handle *this*. > > One possibility is to add device name remapping to machine types, like > "ide is actually ide-0.14 when using pc-0.14" and put a different > VMState in ide-0.14. That isn't very different from subsections. Problem is that the old qemu version doesn't have the section at all, not that it looks somehow different. cheers, Gerd