From mboxrd@z Thu Jan  1 00:00:00 1970
From: He Chen <he.chen@linux.intel.com>
Subject: Re: [RFC Design Doc] Intel L2 Cache Allocation
 Technology (L2 CAT) Feature enabling
Date: Mon, 16 May 2016 16:23:57 +0800
Message-ID: <20160516082357.GA17744@HE>
References: <20160512094018.GA966@HE>
 <5734719002000078000EADCC@prv-mh.provo.novell.com>
 <20160513062641.GA10649@HE>
 <573594CB02000078000EB18F@prv-mh.provo.novell.com>
 <7bf4a5cf-42cc-aac1-ce86-7e24659a9cd1@citrix.com>
 <5735B28402000078000EB1DE@prv-mh.provo.novell.com>
 <57359D05.30407@citrix.com> <1463156273.18789.38.camel@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>
Content-Disposition: inline
In-Reply-To: <1463156273.18789.38.camel@citrix.com>
List-Unsubscribe: <http://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: <http://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: Dario Faggioli <dario.faggioli@citrix.com>
Cc: Wei Liu <wei.liu2@citrix.com>, Andrew Cooper <andrew.cooper3@citrix.com>, Ian Jackson <ian.jackson@eu.citrix.com>, xen-devel@lists.xen.org, Jan Beulich <JBeulich@suse.com>, Chao Peng <chao.p.peng@linux.intel.com>
List-Id: xen-devel@lists.xenproject.org
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