From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <danny.zhou@intel.com>
Received: from mga11.intel.com (mga11.intel.com [192.55.52.93])
 by dpdk.org (Postfix) with ESMTP id A912F137D
 for <dev@dpdk.org>; Tue, 23 Sep 2014 18:38:14 +0200 (CEST)
Received: from fmsmga003.fm.intel.com ([10.253.24.29])
 by fmsmga102.fm.intel.com with ESMTP; 23 Sep 2014 09:39:08 -0700
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="4.97,862,1389772800"; d="scan'208";a="390460839"
Received: from fmsmsx108.amr.corp.intel.com ([10.18.124.206])
 by FMSMGA003.fm.intel.com with ESMTP; 23 Sep 2014 09:32:52 -0700
Received: from fmsmsx153.amr.corp.intel.com (10.18.125.6) by
 FMSMSX108.amr.corp.intel.com (10.18.124.206) with Microsoft SMTP Server (TLS)
 id 14.3.195.1; Tue, 23 Sep 2014 09:38:44 -0700
Received: from shsmsx103.ccr.corp.intel.com (10.239.4.69) by
 FMSMSX153.amr.corp.intel.com (10.18.125.6) with Microsoft SMTP Server (TLS)
 id 14.3.195.1; Tue, 23 Sep 2014 09:38:41 -0700
Received: from shsmsx104.ccr.corp.intel.com ([169.254.5.230]) by
 SHSMSX103.ccr.corp.intel.com ([169.254.4.204]) with mapi id 14.03.0195.001;
 Wed, 24 Sep 2014 00:38:40 +0800
From: "Zhou, Danny" <danny.zhou@intel.com>
To: Jay Rolette <rolette@infiniteio.com>, Marc Sune <marc.sune@bisdn.de>
Thread-Topic: [dpdk-dev] KNI and memzones
Thread-Index: AQHP1xCqlZrfYmKh5U2QfSXMyTDBYJwOIooAgADCCIA=
Date: Tue, 23 Sep 2014 16:38:39 +0000
Message-ID: <DFDF335405C17848924A094BC35766CF0A945100@SHSMSX104.ccr.corp.intel.com>
References: <54213D13.4040605@bisdn.de>
 <CADNuJVqB7rfg5GFiy5Buj-iDrU6ddiqoS54Lcku-77drzN-kBQ@mail.gmail.com>
In-Reply-To: <CADNuJVqB7rfg5GFiy5Buj-iDrU6ddiqoS54Lcku-77drzN-kBQ@mail.gmail.com>
Accept-Language: zh-CN, en-US
Content-Language: en-US
X-MS-Has-Attach: 
X-MS-TNEF-Correlator: 
x-originating-ip: [10.239.127.40]
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0
Cc: "<dev@dpdk.org>" <dev@dpdk.org>, "dev-team@bisdn.de" <dev-team@bisdn.de>
Subject: Re: [dpdk-dev] KNI and memzones
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: patches and discussions about DPDK <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
X-List-Received-Date: Tue, 23 Sep 2014 16:38:16 -0000
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