From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [PATCH] migration,
 xen: Fix block image lock issue on live migration
Date: Mon, 2 Oct 2017 20:18:22 +0100
Message-ID: <20171002191822.GA2707@work-vm>
References: <20171002163058.15651-1-anthony.perard@citrix.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xen.org>
Received: from mail6.bemta6.messagelabs.com ([193.109.254.103])
 by lists.xenproject.org with esmtp (Exim 4.84_2)
 (envelope-from <dgilbert@redhat.com>) id 1dz6EX-0004nF-NP
 for xen-devel@lists.xenproject.org; Mon, 02 Oct 2017 19:18:29 +0000
Content-Disposition: inline
In-Reply-To: <20171002163058.15651-1-anthony.perard@citrix.com>
List-Unsubscribe: <https://lists.xen.org/cgi-bin/mailman/options/xen-devel>,
 <mailto:xen-devel-request@lists.xen.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xen.org>
List-Help: <mailto:xen-devel-request@lists.xen.org?subject=help>
List-Subscribe: <https://lists.xen.org/cgi-bin/mailman/listinfo/xen-devel>,
 <mailto:xen-devel-request@lists.xen.org?subject=subscribe>
Errors-To: xen-devel-bounces@lists.xen.org
Sender: "Xen-devel" <xen-devel-bounces@lists.xen.org>
To: Anthony PERARD <anthony.perard@citrix.com>, kwolf@redhat.com
Cc: xen-devel@lists.xenproject.org, Juan Quintela <quintela@redhat.com>, Ian Jackson <ian.jackson@eu.citrix.com>, qemu-devel@nongnu.org, Wei Liu <wei.liu2@citrix.com>
List-Id: xen-devel@lists.xenproject.org
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