From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <konstantin.ananyev@intel.com>
Received: from mga09.intel.com (mga09.intel.com [134.134.136.24])
 by dpdk.org (Postfix) with ESMTP id E99215694
 for <dev@dpdk.org>; Fri, 27 Feb 2015 14:10:43 +0100 (CET)
Received: from fmsmga003.fm.intel.com ([10.253.24.29])
 by orsmga102.jf.intel.com with ESMTP; 27 Feb 2015 05:06:17 -0800
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="5.09,659,1418112000"; d="scan'208";a="460268947"
Received: from irsmsx108.ger.corp.intel.com ([163.33.3.3])
 by FMSMGA003.fm.intel.com with ESMTP; 27 Feb 2015 04:55:03 -0800
Received: from irsmsx105.ger.corp.intel.com ([169.254.7.117]) by
 IRSMSX108.ger.corp.intel.com ([169.254.11.218]) with mapi id 14.03.0195.001;
 Fri, 27 Feb 2015 13:10:40 +0000
From: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>
To: "vadim.suraev@gmail.com" <vadim.suraev@gmail.com>
Thread-Topic: [dpdk-dev] [PATCH] rte_mbuf: scattered pktmbufs freeing
 optimization
Thread-Index: AQHQUhpF34jL5PPo00ycUKUBx6MD550EVXVggAAVYACAAAsccIAAAFXQ
Date: Fri, 27 Feb 2015 13:10:39 +0000
Message-ID: <2601191342CEEE43887BDE71AB977258213F2E5B@irsmsx105.ger.corp.intel.com>
References: <1424992506-20484-1-git-send-email-vadim.suraev@gmail.com>
 <2601191342CEEE43887BDE71AB977258213F2C93@irsmsx105.ger.corp.intel.com>
 <CAJ0CJ8kJk5F+kygm1hZXX+d8dn0PmpQObyRHuA6uObkHEfMAxg@mail.gmail.com>
 <2601191342CEEE43887BDE71AB977258213F2E3D@irsmsx105.ger.corp.intel.com>
In-Reply-To: <2601191342CEEE43887BDE71AB977258213F2E3D@irsmsx105.ger.corp.intel.com>
Accept-Language: en-IE, en-US
Content-Language: en-US
X-MS-Has-Attach: 
X-MS-TNEF-Correlator: 
x-originating-ip: [163.33.239.182]
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] rte_mbuf: scattered pktmbufs freeing
 optimization
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: Fri, 27 Feb 2015 13:10:44 -0000
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