From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CF32EECE567 for ; Fri, 21 Sep 2018 18:21:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 77DB721523 for ; Fri, 21 Sep 2018 18:21:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 77DB721523 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxonhyperv.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391151AbeIVALw (ORCPT ); Fri, 21 Sep 2018 20:11:52 -0400 Received: from a2nlsmtp01-02.prod.iad2.secureserver.net ([198.71.225.36]:41916 "EHLO a2nlsmtp01-02.prod.iad2.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390076AbeIVALw (ORCPT ); Fri, 21 Sep 2018 20:11:52 -0400 Received: from linuxonhyperv2.linuxonhyperv.com ([107.180.71.197]) by : HOSTING RELAY : with ESMTP id 3Q2pgfJiKM0DP3Q2pgpUIn; Fri, 21 Sep 2018 11:20:47 -0700 x-originating-ip: 107.180.71.197 Received: from haiyangz by linuxonhyperv2.linuxonhyperv.com with local (Exim 4.91) (envelope-from ) id 1g3Q2p-0002dC-86; Fri, 21 Sep 2018 11:20:47 -0700 From: Haiyang Zhang To: davem@davemloft.net, netdev@vger.kernel.org Cc: haiyangz@microsoft.com, kys@microsoft.com, sthemmin@microsoft.com, olaf@aepfle.de, vkuznets@redhat.com, devel@linuxdriverproject.org, linux-kernel@vger.kernel.org Subject: [PATCH net-next,v2,0/3] hv_netvsc: Support LRO/RSC in the vSwitch Date: Fri, 21 Sep 2018 18:20:34 +0000 Message-Id: <20180921182037.10077-1-haiyangz@linuxonhyperv.com> X-Mailer: git-send-email 2.18.0 Reply-To: haiyangz@microsoft.com X-CMAE-Envelope: MS4wfC+3JdNliwQv0Y3o5OZk4n4bzMcGaSwbWNnWqctROIV5JTkpTWmzwAk0/G1c+fYduppGJEBBLxoiapw25wZf6dhQU2qE78+OjG5XISkYHqZy/dYOXzPJ Tj0F47iMlAoW50Pf2639fWydE688wAOh6KysyfxmMeW47KapMta0ScBjGjSIM9Dj05hjvmH8E0E56rGYXiV7tYXtfazU53e7Q421y2TVFcAO7tTrtvJ+7dIc fUeDVIZ57MZnUiQCLVnmHFt8dHxxMZBT+qJrA5xW9YOWBdJYYn/+l2tXqH/C4IcHIdl/MEnjF5V55oS+LaS6CNJFrxKCR5AXB+9v9k9fDPnPOIbAspT3Ew+9 h4UWABaohN0C9K8HWC63dqIG5O/49hEf+ZZx0eJt+u8td465ASz09FJxhNppHmRK++0YDF3wCkyI7Frc0VukbONxk1tnkgHTBziq2k3vRJ7gOj21F5EtCkMP R313WqNU6p7Awhs1MfF06L4APDkIEUWgMGTA2A== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Haiyang Zhang The patch adds support for LRO/RSC in the vSwitch feature. It reduces the per packet processing overhead by coalescing multiple TCP segments when possible. The feature is enabled by default on VMs running on Windows Server 2019 and later. The patch set also adds ethtool command handler and documents. Haiyang Zhang (3): hv_netvsc: Add support for LRO/RSC in the vSwitch hv_netvsc: Add handler for LRO setting change hv_netvsc: Update document for LRO/RSC support Documentation/networking/netvsc.txt | 9 +++ drivers/net/hyperv/hyperv_net.h | 51 ++++++++++++--- drivers/net/hyperv/netvsc.c | 18 ++++-- drivers/net/hyperv/netvsc_drv.c | 58 ++++++++++++----- drivers/net/hyperv/rndis_filter.c | 97 +++++++++++++++++++++++++---- 5 files changed, 194 insertions(+), 39 deletions(-) -- 2.18.0