From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.droids-corp.org (zoll.droids-corp.org [94.23.50.67]) by dpdk.org (Postfix) with ESMTP id 1A9E75921 for ; Mon, 29 Dec 2014 09:49:47 +0100 (CET) Received: from was59-1-82-226-113-214.fbx.proxad.net ([82.226.113.214] helo=[192.168.0.10]) by mail.droids-corp.org with esmtpsa (TLS1.2:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from ) id 1Y5W4T-00079v-U1; Mon, 29 Dec 2014 09:53:14 +0100 Message-ID: <54A11598.5010709@6wind.com> Date: Mon, 29 Dec 2014 09:49:28 +0100 From: Olivier MATZ User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Icedove/31.3.0 MIME-Version: 1.0 To: Gal Sagie , "" References: In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] TSO with chained imbues X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 29 Dec 2014 08:49:47 -0000 Hi Gal, On 12/25/2014 04:55 PM, Gal Sagie wrote: > Does the TSO offload option works for chained mbufs? > What i mean is, if i have a chain representing a big TCP buffer, and i only > set the first mbuf with > TSO flags and tso_segsz (mss) and L4 size, will that work ? (or only > applied on the first mbuf) This should work indeed. In a mbuf chain, only the first mbuf carries the flags for the whole chain. Regards, Olivier