From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Xin Li (Talons)" <xin.li@citrix.com>
Subject: Re: [PATCH 1/2] xen/xsm: Introduce new boot parameter
 xsm
Date: Tue, 3 Jul 2018 06:10:18 +0000
Message-ID: <6fe5250dd0554f5ea9a710757a6c4f51@SINPEX02CL01.citrite.net>
References: <20180703012629.507-1-xin.li@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: <20180703012629.507-1-xin.li@citrix.com>
Content-Language: en-US
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: Xin Li <talons.lee@gmail.com>, "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Cc: Sergey Dyasli <sergey.dyasli@citrix.com>, Stefano Stabellini <sstabellini@kernel.org>, Wei Liu <wei.liu2@citrix.com>, Andrew Cooper <Andrew.Cooper3@citrix.com>, "Tim (Xen.org)" <tim@xen.org>, George Dunlap <George.Dunlap@citrix.com>, Jan Beulich <JBeulich@suse.com>, Ming Lu <ming.lu@citrix.com>, Daniel De Graaf <dgdegra@tycho.nsa.gov>
List-Id: xen-devel@lists.xenproject.org
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