From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id 924915398 for ; Fri, 8 Jul 2016 10:42:34 +0200 (CEST) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga101.jf.intel.com with ESMTP; 08 Jul 2016 01:42:35 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.28,328,1464678000"; d="scan'208";a="1017878222" Received: from fmsmsx104.amr.corp.intel.com ([10.18.124.202]) by fmsmga002.fm.intel.com with ESMTP; 08 Jul 2016 01:42:34 -0700 Received: from fmsmsx152.amr.corp.intel.com (10.18.125.5) by fmsmsx104.amr.corp.intel.com (10.18.124.202) with Microsoft SMTP Server (TLS) id 14.3.248.2; Fri, 8 Jul 2016 01:42:32 -0700 Received: from shsmsx102.ccr.corp.intel.com (10.239.4.154) by FMSMSX152.amr.corp.intel.com (10.18.125.5) with Microsoft SMTP Server (TLS) id 14.3.248.2; Fri, 8 Jul 2016 01:42:32 -0700 Received: from shsmsx103.ccr.corp.intel.com ([169.254.4.181]) by shsmsx102.ccr.corp.intel.com ([169.254.2.147]) with mapi id 14.03.0248.002; Fri, 8 Jul 2016 16:42:31 +0800 From: "Wu, Jingjing" To: Thomas Monjalon CC: "dev@dpdk.org" , "Mcnamara, John" , "Liu, Yong" , "Zhang, Helin" Thread-Topic: [dpdk-dev] [PATCH v2 1/2] doc: add bifurcated driver guide on ixgbe nic Thread-Index: AQHRzPu75rzpjhfRa0qPalBU9F94U5/2femAgBfQGHA= Date: Fri, 8 Jul 2016 08:42:31 +0000 Message-ID: <9BB6961774997848B5B42BEC655768F80E169131@SHSMSX103.ccr.corp.intel.com> References: <1466650946-22523-1-git-send-email-jingjing.wu@intel.com> <2397257.zo8BvNnhcC@xps13> In-Reply-To: <2397257.zo8BvNnhcC@xps13> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiMTllMzYzNmQtNmMyOC00Njk1LWI4ZjMtYzBjNTY0OGYzNmQ0IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX0lDIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE1LjkuNi42IiwiVHJ1c3RlZExhYmVsSGFzaCI6IjFSQzk0XC9cL3ZnWmc0bXdwOGxWUDYrZzVid090Y2tHXC82NzVXVWtVTmlFaWs9In0= x-ctpclassification: CTP_IC x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH v2 1/2] doc: add bifurcated driver guide on ixgbe nic 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: Fri, 08 Jul 2016 08:42:35 -0000 Hi, Thomas > -----Original Message----- > From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com] > Sent: Thursday, June 23, 2016 8:59 PM > To: Wu, Jingjing > Cc: dev@dpdk.org; Mcnamara, John ; Liu, Yong > ; Zhang, Helin > Subject: Re: [dpdk-dev] [PATCH v2 1/2] doc: add bifurcated driver guide o= n ixgbe nic >=20 > Hi, >=20 > Thank you for providing more doc. > I am just not convinced it is the right place > and it must be discussed. > Some questions below to help deciding where it must be. >=20 > 2016-06-23 11:02, Jingjing Wu: > > Bifurcated driver is a mechanism which depends the advanced > > Ethernet device to split traffic between queues. It provides > > the capability to let the kernel driver and DPDK driver co-exist > > and take their advantage. >=20 > The name "bifurcated driver" was used for a real driver proposal > in Linux. I don't think it applies here. >=20 > > It is achieved by using SRIOV and NIC's advanced filtering. This > > patch describes it and adds the user guide on ixgbe NICs. >=20 > It is not a DPDK feature, just a use case. > What do we learn about DPDK? Yes, it is an feature in Linux driver. And the typical use case how DPDK co= -work with Linux networking. I think it will be a good reference. When I preparde this patch, I'm also d= oubt where to put, and the behavior may be NIC specific, so I added it here. Any other suggestion? Thanks Jingjing