From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wei Liu <wei.liu2@citrix.com>
Subject: Re: [PATCH v2 1/8] public / x86: Introduce
	__HYPERCALL_dm_op...
Date: Mon, 12 Dec 2016 13:27:32 +0000
Message-ID: <20161212132732.GU2709@citrix.com>
References: <1481031979-4751-1-git-send-email-paul.durrant@citrix.com>
 <1481031979-4751-2-git-send-email-paul.durrant@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.bemta3.messagelabs.com ([195.245.230.39])
 by lists.xenproject.org with esmtp (Exim 4.84_2)
 (envelope-from <prvs=147fc6571=wei.liu2@citrix.com>)
 id 1cGQdl-00005i-Vq
 for xen-devel@lists.xenproject.org; Mon, 12 Dec 2016 13:27:38 +0000
Content-Disposition: inline
In-Reply-To: <1481031979-4751-2-git-send-email-paul.durrant@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: Paul Durrant <paul.durrant@citrix.com>
Cc: Wei Liu <wei.liu2@citrix.com>, Andrew Cooper <andrew.cooper3@citrix.com>, Jennifer Herbert <jennifer.herbert@citrix.com>, Jan Beulich <jbeulich@suse.com>, Ian Jackson <ian.jackson@citrix.com>, xen-devel@lists.xenproject.org, Daniel De Graaf <dgdegra@tycho.nsa.gov>
List-Id: xen-devel@lists.xenproject.org
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