From mboxrd@z Thu Jan  1 00:00:00 1970
From: Roger Pau =?utf-8?B?TW9ubsOp?= <roger.pau@citrix.com>
Subject: Re: [PATCH 5/6] x86/vmx: Defer vmx_vmcs_exit() as long
 as possible in construct_vmcs()
Date: Wed, 6 Jun 2018 11:45:28 +0200
Message-ID: <20180606094528.vxdxtaf33ofbibgs@MacBook-Pro-de-Roger.local>
References: <1527517678-1779-1-git-send-email-andrew.cooper3@citrix.com>
 <1527517678-1779-6-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>
Content-Disposition: inline
In-Reply-To: <1527517678-1779-6-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: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Kevin Tian <kevin.tian@intel.com>, Wei Liu <wei.liu2@citrix.com>, Jun Nakajima <jun.nakajima@intel.com>, Jan Beulich <JBeulich@suse.com>, Xen-devel <xen-devel@lists.xen.org>
List-Id: xen-devel@lists.xenproject.org
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