From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56408) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e6aO7-0006mZ-QN for qemu-devel@nongnu.org; Mon, 23 Oct 2017 06:55:20 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e6aO4-0002OA-N3 for qemu-devel@nongnu.org; Mon, 23 Oct 2017 06:55:19 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53244) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1e6aO4-0002MC-HM for qemu-devel@nongnu.org; Mon, 23 Oct 2017 06:55:16 -0400 From: Juan Quintela In-Reply-To: <20171020090556.18631-2-dgilbert@redhat.com> (David Alan Gilbert's message of "Fri, 20 Oct 2017 10:05:50 +0100") References: <20171020090556.18631-1-dgilbert@redhat.com> <20171020090556.18631-2-dgilbert@redhat.com> Reply-To: quintela@redhat.com Date: Mon, 23 Oct 2017 12:55:09 +0200 Message-ID: <87vaj6b0c2.fsf@secure.laptop> MIME-Version: 1.0 Content-Type: text/plain Subject: Re: [Qemu-devel] [PATCH v4 1/7] migration: Add 'pause-before-switchover' capability List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Dr. David Alan Gilbert (git)" Cc: qemu-devel@nongnu.org, kwolf@redhat.com, jdenemar@redhat.com, wangjie88@huawei.com, peterx@redhat.com, mreitz@redhat.com, berrange@redhat.com, eblake@redhat.com, fuweiwei2@huawei.com "Dr. David Alan Gilbert (git)" wrote: > From: "Dr. David Alan Gilbert" > > When 'pause-before-switchover' is enabled, the outgoing migration > will pause before invalidating the block devices and serializing > the device state. > At this point the management layer gets the chance to clean up any > device jobs or other device users before the migration completes. > > Signed-off-by: Dr. David Alan Gilbert > Reviewed-by: Peter Xu Reviewed-by: Juan Quintela