From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Cooper <andrew.cooper3@citrix.com>
Subject: Re: [PATCH] libxc/x86: XSAVE related adjustments
Date: Tue, 22 Mar 2016 13:48:57 +0000
Message-ID: <56F14D49.10303@citrix.com>
References: <56F1514302000078000DF2CD@prv-mh.provo.novell.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.bemta14.messagelabs.com ([193.109.254.103])
 by lists.xenproject.org with esmtp (Exim 4.84_2)
 (envelope-from <prvs=882bfab70=Andrew.Cooper3@citrix.com>)
 id 1aiMgb-0001Kd-DA
 for xen-devel@lists.xenproject.org; Tue, 22 Mar 2016 13:49:29 +0000
In-Reply-To: <56F1514302000078000DF2CD@prv-mh.provo.novell.com>
List-Unsubscribe: <http://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: <http://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: Jan Beulich <JBeulich@suse.com>, xen-devel <xen-devel@lists.xenproject.org>
Cc: Ian Jackson <Ian.Jackson@eu.citrix.com>, Wei Liu <wei.liu2@citrix.com>, Stefano Stabellini <stefano.stabellini@eu.citrix.com>
List-Id: xen-devel@lists.xenproject.org
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