From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark McLoughlin Subject: Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities] Date: Fri, 12 Jun 2009 18:55:23 +0100 Message-ID: <1244829323.26769.45.camel@blaa> References: <20090610182227.GN28601@redhat.com> <20090610192702.GH7416@shareable.org> <1244796209.16425.20.camel@blaa> <4A326B5C.5010501@codemonkey.ws> <1244821292.30522.56.camel@blaa> <4A327E4A.7010300@codemonkey.ws> <1244825303.26769.19.camel@blaa> <4A328991.3040006@codemonkey.ws> <1244827883.26769.44.camel@blaa> Reply-To: Mark McLoughlin Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: Anthony Liguori , Jamie Lokier , "Michael S. Tsirkin" , Carsten Otte , kvm@vger.kernel.org, Glauber Costa , Rusty Russell , qemu-devel@nongnu.org, virtualization@lists.linux-foundation.org, Christian Borntraeger , Paul Brook , Avi Kivity To: Blue Swirl Return-path: Received: from mx2.redhat.com ([66.187.237.31]:60068 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751206AbZFLR6L (ORCPT ); Fri, 12 Jun 2009 13:58:11 -0400 In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: On Fri, 2009-06-12 at 20:44 +0300, Blue Swirl wrote: > If the device has different behavior or different properties from > guest perspective compared to the old device, it should get a new > device type so that you could specify in the device tree either the > old device or the new one. Yes, that works - it's analogous to a device (type, version) pair. Cheers, Mark.