From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Cooper <andrew.cooper3@citrix.com>
Subject: Re: [PATCH v2 2/2] x86/Intel: virtualize support for
	cpuid faulting
Date: Fri, 14 Oct 2016 15:46:35 +0100
Message-ID: <c9da1c89-24e3-eaa5-9552-fb19f0fc5ef5@citrix.com>
References: <20161013210927.4629-1-khuey@kylehuey.com>
 <20161013210927.4629-3-khuey@kylehuey.com>
 <5800E5E7020000780011767E@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>
In-Reply-To: <5800E5E7020000780011767E@prv-mh.provo.novell.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: Jan Beulich <JBeulich@suse.com>, Kyle Huey <me@kylehuey.com>
Cc: Kevin Tian <kevin.tian@intel.com>, Robert O'Callahan <robert@ocallahan.org>, Jun Nakajima <jun.nakajima@intel.com>, xen-devel@lists.xen.org
List-Id: xen-devel@lists.xenproject.org
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