From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sonic310-13.consmr.mail.bf2.yahoo.com (sonic310-13.consmr.mail.bf2.yahoo.com [74.6.135.123]) by dpdk.org (Postfix) with ESMTP id 1037858CE for ; Fri, 20 Oct 2017 08:52:17 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1508482337; bh=2de0dyfcjfwvMt9Cw9bEoTmhjfX3Er/WXO+KZoVc974=; h=Date:From:To:Subject:References:From:Subject; b=QPpwFKT2OMa+KFwhoj3zH8YMB7wg8+Tyhrlgio8aOTqnYYPVT9sUPfKjuSg+4ldcSyGwGTTP04NjypIseUDmxDyuCysWxmxsIZvF/cwKJuiNN0Xn2zI6BBxGNiqUxsFuhItGXn5cP2PKUjL0z9qLxYk0HxhIbaKKodnUSu55ygBNScrU5EXx0LqwEKffnBJkERO5KTGixXnh6gmg289A+F7MsdPLgIOYLpuMiDjCeBZgnqtT8TLfbkP9aJ5Xt67vjNRmSoQmVmqAATEtWUl3SOTU1+35g6oR0eMIknLEdcThSS5glw5ISY1Sg9uoVhC0gzDyGPRCFOCX2nh5UyPqsA== X-YMail-OSG: lAKY1F8VM1mZC1.umRKjYuUPwkiigH6MN.hZZTcFVkVeFMg53akDgbEgBpy.mah iI74s8iNWudYq4pavO_4x4CkYKn_kVkxIRAuy9T0snyumFc3UlOd36tKwEVn7vMQ4HWWqXFQ9Pp0 cwPTziKKlcskD6ZPIOOIi2GpvHTLx2c8l.ZZnIjiXdZ5rRXAQZkGixreHO62oZEW.e6zOCXadgD9 jjygzks.6mjdqvi4ETcetnLVzhnafncWUq_5wjwMpWMoKVsAGPkLshqtn3rc7DA.blbP06rUj0mB _po8zK6qMYCMXf3ZwJ5AdWYgReVUz0jrj1icQyvf9ENd.f28bwBaIl.N9PK1UxWTNVqGCqOQ2Giz gDdlRU_QV4vTd0bxEUqJltrJ8z6IOPHXmXqkohJRNbVSuRfCTdgGkKlECQyJARQh695D__uaSqjb MlF.5.PIex8tYdINLOyIdA.teBiGlrobCIFR1HWvEpY6lwIpiyE2_OYEZow-- Received: from sonic.gate.mail.ne1.yahoo.com by sonic310.consmr.mail.bf2.yahoo.com with HTTP; Fri, 20 Oct 2017 06:52:17 +0000 Date: Fri, 20 Oct 2017 06:52:16 +0000 (UTC) From: Manam Rajasekhar To: "users@dpdk.org" , "dev@dpdk.org" Message-ID: <1238447796.883844.1508482336375@mail.yahoo.com> MIME-Version: 1.0 References: <1238447796.883844.1508482336375.ref@mail.yahoo.com> X-Mailer: WebService/1.1.10801 YMailNorrin Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:56.0) Gecko/20100101 Firefox/56.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-users] TSO with Vmxnet3 driver X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Oct 2017 06:52:18 -0000 Hello Experts, I am using VMXNET3 driver for one of the application i am developing, i was= trying to enable TSO on vmxnet3 driver to send traffic out of the applicat= ion. LRO enabled on ingress interface. On the TX interface (another vmxnet3= ) connected to different VDS, i enabled TSO offload. It is not working prop= erly as expected as i am not sure how to get MSS value for the ingress flow= .If i hard code MSS value it is fine but want to get right MSS value. Since LRO is enabled on RX, I was expecting RX vmxnet3 interface should set= MSS (m->tso_segsz to be valid) value in mbuf header and enable=C2=A0PKT_RX= _LRO in ol_flags=C2=A0 but i see m->tso_segsz always Zero and PKT_RX_LRO no= t set in ol_flags. Am i missing something? Any help would be appreciated. Thanks for your time= . Regards-Raja