From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44331) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fYxEw-0002pt-PC for qemu-devel@nongnu.org; Fri, 29 Jun 2018 13:31:23 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fYxEv-0002Yf-Qj for qemu-devel@nongnu.org; Fri, 29 Jun 2018 13:31:22 -0400 References: <20180629151524.138542-1-vsementsov@virtuozzo.com> <20180629151524.138542-2-vsementsov@virtuozzo.com> From: John Snow Message-ID: <7323f68b-dbb1-d50e-49a1-6e488b9cfbc5@redhat.com> Date: Fri, 29 Jun 2018 13:31:14 -0400 MIME-Version: 1.0 In-Reply-To: <20180629151524.138542-2-vsementsov@virtuozzo.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v2 1/3] blockdev-backup: enable non-root nodes for backup source List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Vladimir Sementsov-Ogievskiy , qemu-devel@nongnu.org, qemu-block@nongnu.org Cc: kwolf@redhat.com, famz@redhat.com, armbru@redhat.com, mreitz@redhat.com, den@openvz.org On 06/29/2018 11:15 AM, Vladimir Sementsov-Ogievskiy wrote: > This is needed to implement image-fleecing scheme, when we create > a temporary node, mark our active node to be backing for the temp, > and start backup(sync=none) from active node to the temp node. > Temp node then represents a kind of snapshot and may be used > for external backup through NBD. > > Signed-off-by: Vladimir Sementsov-Ogievskiy A hair more comprehensive than my recent patch which did the same thing, so: Reviewed-by: John Snow