From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 0CE1F3B5 for ; Tue, 7 Feb 2017 17:27:22 +0100 (CET) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga103.jf.intel.com with ESMTP; 07 Feb 2017 08:27:21 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,346,1477983600"; d="scan'208";a="1123310901" Received: from fmsmsx108.amr.corp.intel.com ([10.18.124.206]) by fmsmga002.fm.intel.com with ESMTP; 07 Feb 2017 08:27:21 -0800 Received: from shsmsx102.ccr.corp.intel.com (10.239.4.154) by FMSMSX108.amr.corp.intel.com (10.18.124.206) with Microsoft SMTP Server (TLS) id 14.3.248.2; Tue, 7 Feb 2017 08:27:21 -0800 Received: from shsmsx103.ccr.corp.intel.com ([169.254.4.20]) by shsmsx102.ccr.corp.intel.com ([169.254.2.88]) with mapi id 14.03.0248.002; Wed, 8 Feb 2017 00:27:17 +0800 From: "Tan, Jianfeng" To: Maxime Coquelin CC: "mst@redhat.com" , "Liu, Yuanhan" , "dev@dpdk.org" Thread-Topic: vhost user MTU and promisc mode Thread-Index: AdKAQ8nYYa5iv+shSiiALB/jPMUvo///t1gA//5/dWA= Date: Tue, 7 Feb 2017 16:27:16 +0000 Message-ID: References: <18ab1a23-095c-5970-92e2-e81b5a8d0ade@redhat.com> In-Reply-To: <18ab1a23-095c-5970-92e2-e81b5a8d0ade@redhat.com> Accept-Language: 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="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] vhost user MTU and promisc mode X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 07 Feb 2017 16:27:23 -0000 > -----Original Message----- > From: Maxime Coquelin [mailto:maxime.coquelin@redhat.com] > Sent: Monday, February 6, 2017 6:20 PM > To: Tan, Jianfeng > Cc: mst@redhat.com; Liu, Yuanhan; dev@dpdk.org > Subject: Re: vhost user MTU and promisc mode >=20 > Hi Jianfeng, >=20 > On 02/06/2017 07:39 AM, Tan, Jianfeng wrote: > > Hi Maxime, > > > > > > > > Have seen that you submit a feature in QEMU, commit c5f048d8fb69 > > ("vhost-user: Add MTU protocol feature and op"). > > > > > > > > Appreciate your insights on: > > > > (1) Do you have plan to enable it in DPDK vhost user? > Yes, I plan to propose this for v17.05 release. > For vhost-user backend, the op is to notify the backend with the MTU > value set in QEMU, so that it can ensure packets sent won't be bigger. Great to know that. >=20 > > > > (2) How about another similar feature, promisc mode enable/disable? > This is ont something we have considered yet. > Are you willing to work on it? Yes, we are considering it. But it should be firstly upsteamed into QEMU. Thanks, Jianfeng >=20 > Thanks, > Maxime >=20 > > > > > > Thanks, > > > > Jianfeng > >