From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37936) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V0Ktg-0007fT-NJ for qemu-devel@nongnu.org; Fri, 19 Jul 2013 20:19:42 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V0Ktf-0001vw-Sv for qemu-devel@nongnu.org; Fri, 19 Jul 2013 20:19:40 -0400 Received: from e23smtp01.au.ibm.com ([202.81.31.143]:43713) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V0Ktf-0001vo-9i for qemu-devel@nongnu.org; Fri, 19 Jul 2013 20:19:39 -0400 Received: from /spool/local by e23smtp01.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Sat, 20 Jul 2013 10:10:04 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 4EAAD2BB0051 for ; Sat, 20 Jul 2013 10:19:33 +1000 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r6K0JLrn49414322 for ; Sat, 20 Jul 2013 10:19:23 +1000 Received: from d23av01.au.ibm.com (loopback [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r6K0JUA3025144 for ; Sat, 20 Jul 2013 10:19:30 +1000 Message-ID: <51E9D78A.90601@linux.vnet.ibm.com> Date: Sat, 20 Jul 2013 08:19:22 +0800 From: Wenchao Xia MIME-Version: 1.0 References: <1373992168-26043-1-git-send-email-pbonzini@redhat.com> <51E57B2A.7050100@redhat.com> <51E57B61.2040606@redhat.com> <51E91991.20000@linux.vnet.ibm.com> <51E92DA9.907@redhat.com> In-Reply-To: <51E92DA9.907@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Subject: Re: [Qemu-devel] [PATCH v2 00/17] Add qemu-img subcommand to dump file metadata List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: famz@redhat.com, pl@kamp.de, qemu-devel@nongnu.org, stefanha@redhat.com 于 2013-7-19 20:14, Paolo Bonzini 写道: > Il 19/07/2013 12:48, Wenchao Xia ha scritto: >> I think dump of allocated info in qemu-img in this series, can do >> dirty change tracking job for backing chain snapshot now, qemu's QMP >> interface is not very needed. >> Only thing not perfect, is that it talks with string. > > It uses JSON, actually. > >> A library would be better, but I am not selling libqblock:), > > Oh you should! Are you going back to it? It was very close to > mergeable state. > Thanks for your positive support, it is encouraging to me. I'll check about the block's status in qemu and go for this library later, with a discuss with more detail such about thread, co-routine, code organization, etc. > Paolo > -- Best Regards Wenchao Xia