From patchwork Sun Apr 12 10:48:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dekel Peled X-Patchwork-Id: 68220 X-Patchwork-Delegate: rasland@nvidia.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id E6503A05A1; Sun, 12 Apr 2020 12:48:55 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 52F52293C; Sun, 12 Apr 2020 12:48:55 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id C1DE4FFA for ; Sun, 12 Apr 2020 12:48:53 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE1 (envelope-from dekelp@mellanox.com) with ESMTPS (AES256-SHA encrypted); 12 Apr 2020 13:48:50 +0300 Received: from mtl-vdi-280.wap.labs.mlnx. (mtl-vdi-280.wap.labs.mlnx [10.228.134.250]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 03CAmo2b025103; Sun, 12 Apr 2020 13:48:50 +0300 From: Dekel Peled To: matan@mellanox.com, viacheslavo@mellanox.com, rasland@mellanox.com Cc: dev@dpdk.org Date: Sun, 12 Apr 2020 13:48:32 +0300 Message-Id: X-Mailer: git-send-email 1.7.1 Subject: [dpdk-dev] [PATCH] doc: update LRO limitation for MLX5 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" MLX5 PMD limitation regarding use of LRO is updated. Signed-off-by: Dekel Peled Acked-by: Matan Azrad --- doc/guides/nics/mlx5.rst | 3 +++ 1 file changed, 3 insertions(+) diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst index e13c07d..ff09e51 100644 --- a/doc/guides/nics/mlx5.rst +++ b/doc/guides/nics/mlx5.rst @@ -256,6 +256,9 @@ Limitations TCP header (122B). - Rx queue with LRO offload enabled, receiving a non-LRO packet, can forward it with size limited to max LRO size, not to max RX packet length. + - LRO can be used with outer header of TCP packets of the standard format: + eth (with or without vlan) / ipv4 or ipv6 / tcp / payload + Other TCP packets (e.g. with MPLS label) received on Rx queue with LRO enabled, will be received with bad checksum. Statistics ----------