From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Cooper <andrew.cooper3@citrix.com>
Subject: [PATCH 2/3] x86/vmx: Don't self-recurse in
	vmx_update_guest_cr()
Date: Fri, 29 Sep 2017 19:31:02 +0100
Message-ID: <1506709863-12291-3-git-send-email-andrew.cooper3@citrix.com>
References: <1506709863-12291-1-git-send-email-andrew.cooper3@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>
In-Reply-To: <1506709863-12291-1-git-send-email-andrew.cooper3@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: Xen-devel <xen-devel@lists.xen.org>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>, Kevin Tian <kevin.tian@intel.com>, Jun Nakajima <jun.nakajima@intel.com>, Jan Beulich <JBeulich@suse.com>
List-Id: xen-devel@lists.xenproject.org
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