From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41884) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1WCP-00064O-7Y for qemu-devel@nongnu.org; Tue, 23 Jul 2013 02:35:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V1WCO-0002HY-0G for qemu-devel@nongnu.org; Tue, 23 Jul 2013 02:35:53 -0400 Received: from mx1.redhat.com ([209.132.183.28]:44779) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1WCN-0002HC-Gs for qemu-devel@nongnu.org; Tue, 23 Jul 2013 02:35:51 -0400 Message-ID: <51EE2436.7020702@redhat.com> Date: Tue, 23 Jul 2013 08:35:34 +0200 From: Paolo Bonzini MIME-Version: 1.0 References: <1374054136-28741-1-git-send-email-famz@redhat.com> <51E917F7.9000308@linux.vnet.ibm.com> <51EDE1F0.9010705@linux.vnet.ibm.com> In-Reply-To: <51EDE1F0.9010705@linux.vnet.ibm.com> Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v2 00/11] Point-in-time snapshot exporting over NBD List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Wenchao Xia Cc: kwolf@redhat.com, Fam Zheng , hbrock@redhat.com, qemu-devel@nongnu.org, rjones@redhat.com, imain@redhat.com, stefanha@redhat.com Il 23/07/2013 03:52, Wenchao Xia ha scritto: > > Dirty change tracking is what miss for a full solution, which > > naturally exist in backing chain snapshot. > > Any one is doing dirty tracking feature? If no, I'd like to draft a > version based on add-cow. I had started it, I can dig it up. Remind me if I don't write about it in a couple of days. Paolo