From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Cooper <andrew.cooper3@citrix.com>
Subject: [PATCH 10/11] x86/vmx: Work around VMEntry failure when
 Single Stepping in an STI shadow
Date: Mon, 4 Jun 2018 14:59:14 +0100
Message-ID: <1528120755-17455-11-git-send-email-andrew.cooper3@citrix.com>
References: <1528120755-17455-1-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.xenproject.org>
In-Reply-To: <1528120755-17455-1-git-send-email-andrew.cooper3@citrix.com>
List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>,
 <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xenproject.org>
List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help>
List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>,
 <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe>
Errors-To: xen-devel-bounces@lists.xenproject.org
Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.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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