From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony Liguori Subject: Re: [Qemu-devel] [RFC PATCH 1/1] ceph/rbd block driver for qemu-kvm Date: Tue, 25 May 2010 09:03:46 -0500 Message-ID: <4BFBD8C2.1010705@codemonkey.ws> References: <20100519192222.GD61706@ncolin.muc.de> <4BF5A9D2.5080609@codemonkey.ws> <4BF91937.2070801@redhat.com> <4BFBAE46.5050801@redhat.com> <4BFBB3C1.9020905@redhat.com> <4BFBCFAC.9070807@codemonkey.ws> <4BFBD63D.5040900@redhat.com> <4BFBD6D4.2040707@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Kevin Wolf , Blue Swirl , ceph-devel@vger.kernel.org, Christian Brunner , kvm@vger.kernel.org, qemu-devel@nongnu.org To: Avi Kivity Return-path: In-Reply-To: <4BFBD6D4.2040707@redhat.com> Sender: ceph-devel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On 05/25/2010 08:55 AM, Avi Kivity wrote: > On 05/25/2010 04:53 PM, Kevin Wolf wrote: >> >> I'm still not convinced that we need either. I share Christoph's concern >> that we would make our life harder for almost no gain. It's probably a >> very small group of users (if it exists at all) that wants to add new >> block drivers themselves, but at the same time can't run upstream qemu. >> > > The first part of your argument may be true, but the second isn't. No > user can run upstream qemu.git. It's not tested or supported, and has > no backwards compatibility guarantees. Yes, it does have backwards compatibility guarantees. Regards, Anthony Liguori