From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx02.mlp.com (mx02.mlp.com [204.212.175.137]) by dpdk.org (Postfix) with ESMTP id 2BE23FAE8 for ; Thu, 9 Feb 2017 23:17:58 +0100 (CET) IronPort-PHdr: =?us-ascii?q?9a23=3AI6DOehf63Ic9K/FYL8lTYO9DlGMj4u6mDksu8pMi?= =?us-ascii?q?zoh2WeGdxcSybB7h7PlgxGXEQZ/co6odzbGH7+awBCdZus3JmUtBWaQEbwUCh8?= =?us-ascii?q?QSkl5oK+++Imq/EsTXaTcnFt9JTl5v8iLzG0FUHMHjew+a+SXqvnYdFRrlKAV6?= =?us-ascii?q?OPn+FJLMgMSrzeCy/IDYbxlViDanb75/KBq7oR/Su8QWjoduN6g8xxXUqXZUZu?= =?us-ascii?q?pawn9lK0iOlBjm/Mew+5Bj8yVUu/0/8sNLTLv3caclQ7FGFToqK2866tHluhnF?= =?us-ascii?q?VguP+2ATUn4KnRpSAgjK9w/1U5HsuSbnrOV92S2aPcrrTbAoXDmp8qlmRAP0hC?= =?us-ascii?q?oBKjU09nzchM5tg6JBuB+vpwJxzZPIYI+bN/R+f7/SctwBSGVbQspcUzZMDp+g?= =?us-ascii?q?Y4cRCecKIOZWr5P6p1sLtRayCw+iC/nuyzBSnH/5w6s60+cmEQ3ewQcvENYOv2?= =?us-ascii?q?7Jo97oMKsdUee1zLPMzTredP1WxC3y6I7Uchwkr/2HQLV9fsXVyUY1CgzJlFOe?= =?us-ascii?q?ppbkPjyPzOQCrW6b7+lnVe+0hW8nrBtxojyyycc1l4nGnIQVykze+Splx4Y1IM?= =?us-ascii?q?S1RUhmatCnCJtdrzyWO5dsTs4mX21koig3xqMctZO1fyUG0IkrywLFZ/GHaYSF?= =?us-ascii?q?4BLuWPyMLTtkmX5pYLy/iAix/ES8z+DxU9K730pJoyVel9TBtH4N2wDW58iJRP?= =?us-ascii?q?t98Fut1DOM2gzO9+1LPUY5nrfBJZE72L4/jJ8TvFzGHi/xhUr5krebdl4h+ui0?= =?us-ascii?q?8+TnZajmpoOEO490lA7+NqMul9SwD+s5PAcAQmqV9/qi2bH/4EH1WqlHgPMsnq?= =?us-ascii?q?fetp7UP94XqbK+Aw9Qyooj6hC/ACm60NkAgHULMEhJdRabg4TzNVzCPur0APm8?= =?us-ascii?q?jli0lTdk3fHGPrnvApXXKXjDla/scrl560FG1QU/19ZR6IhVC74bOvL8REnxtN?= =?us-ascii?q?/fDhIiPQ20xPznCNFg2YMHRGKAGKmZML/IvVCU4eIvJvGAZJUJtzblN/gl+/nu?= =?us-ascii?q?gGckmV8GY6apx4AXZWulEfR+PkqZYmDggtAbEWcF7UICS7mglUaPSyV7a26+XO?= =?us-ascii?q?Q7/D5xQNa7ForZXaihmLCCmiChEcsFSHpBDwXGNX76fp+JXfQLLGqsJsZt2nw7?= =?us-ascii?q?UqKlR7Y83Bey9UWyn4RjJ+aS3iQKvIju0ttyz/LUjxU+7CF9Cdjb2GaIGTIn1l?= =?us-ascii?q?gUTiM7ifgs6Xd2zU2OhPB1?= X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: =?us-ascii?q?A2EBBgAK6pxY/yYgWgpdHAEBBAEBCgEBF?= =?us-ascii?q?wEBBAEBCgEBgkSBMxCBEK9uWYRTgg0ahggCgywXAQEBAQEBAQEBAQECfAuCMxm?= =?us-ascii?q?CUV4BDAkVViYBBBu8NCaLLwEBCAImhk2JRIMygjEFm3IBgU6bG4YvSJJNIAGBN?= =?us-ascii?q?U+HE4lkgQwBAQE?= X-IPAS-Result: =?us-ascii?q?A2EBBgAK6pxY/yYgWgpdHAEBBAEBCgEBFwEBBAEBCgEBgkS?= =?us-ascii?q?BMxCBEK9uWYRTgg0ahggCgywXAQEBAQEBAQEBAQECfAuCMxmCUV4BDAkVViYBB?= =?us-ascii?q?Bu8NCaLLwEBCAImhk2JRIMygjEFm3IBgU6bG4YvSJJNIAGBNU+HE4lkgQwBAQE?= X-IronPort-AV: E=Sophos;i="5.35,138,1484024400"; d="scan'208,217";a="48617947" X-IronPort-Outbreak-Status: No, level 0, Unknown - Unknown Received: from unknown (HELO EXUSHTC01.AD.MLP.com) ([10.90.32.38]) by smtprfp.mlp.com with ESMTP; 09 Feb 2017 17:17:56 -0500 Received: from EXUSMBX06.AD.MLP.com ([fe80::bc8b:7f0:fff0:811c]) by EXUSHTC01.AD.MLP.com ([::1]) with mapi id 14.03.0248.002; Thu, 9 Feb 2017 17:17:56 -0500 From: "Lazarenko, Vlad (WorldQuant)" To: "users@dpdk.org" Thread-Topic: When do we get non-contiguous mbufs from rte_eth_rx_burst? Thread-Index: AdKDIkjrapeyU4+yTh6Cf77oB9bdSQ== Date: Thu, 9 Feb 2017 22:17:56 +0000 Message-ID: <790E2AC11206AC46B8F4BB82078E34F80627DB12@EXUSMBX06.AD.MLP.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.5.75.101] MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-users] When do we get non-contiguous mbufs from rte_eth_rx_burst? 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: Thu, 09 Feb 2017 22:17:58 -0000 Hey everyone, Does anyone happen to know if it is possible to receive non-contiguous mbuf= s from rte_eth_rx_burst? If so, when would this happen? I am thinking that = NICs with LSO enabled could possibly do this if data does not fit into RTE= _MBUF_DEFAULT_BUF_SIZE? But if the packet fits, I don't see why the driver = could possibly split that across multiple mbufs. Any insight is highly appr= eciated. Thanks, Vlad ###########################################################################= ######## The information contained in this communication is confidential, may be subject to legal privilege, and is intended only for the individual named. If you are not the named addressee, please notify the sender immediately and delete this email from your system. The views expressed in this email are the views of the sender only. Outgoing and incoming electronic communicati= ons to this address are electronically archived and subject to review and/or di= sclosure to someone other than the recipient. ###########################################################################= ########