From mboxrd@z Thu Jan  1 00:00:00 1970
From: Paul Durrant <Paul.Durrant@citrix.com>
Subject: Re: [PATCH v1 2/5] xen: Provide XEN_DMOP_add_to_physmap
Date: Fri, 20 Oct 2017 09:20:47 +0000
Message-ID: <14e9258cf47b4997a777ef88c6de7de4@AMSPEX02CL03.citrite.net>
References: <20171018140339.13888-1-ross.lagerwall@citrix.com>
 <20171018140339.13888-3-ross.lagerwall@citrix.com>
 <e2c69566992748098f472d0cdd4bbe54@AMSPEX02CL03.citrite.net>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xen.org>
In-Reply-To: <e2c69566992748098f472d0cdd4bbe54@AMSPEX02CL03.citrite.net>
Content-Language: en-US
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: Paul Durrant <Paul.Durrant@citrix.com>, Xen-devel <xen-devel@lists.xen.org>
Cc: Stefano Stabellini <sstabellini@kernel.org>, Wei Liu <wei.liu2@citrix.com>, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, Andrew Cooper <Andrew.Cooper3@citrix.com>, "Tim (Xen.org)" <tim@xen.org>, George Dunlap <George.Dunlap@citrix.com>, Ross Lagerwall <ross.lagerwall@citrix.com>, Jan Beulich <jbeulich@suse.com>, Ian Jackson <Ian.Jackson@citrix.com>
List-Id: xen-devel@lists.xenproject.org
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