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=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 23696C4320A for ; Wed, 18 Aug 2021 17:55:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0D33E6108F for ; Wed, 18 Aug 2021 17:55:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230187AbhHRRzq (ORCPT ); Wed, 18 Aug 2021 13:55:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42136 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229468AbhHRRzl (ORCPT ); Wed, 18 Aug 2021 13:55:41 -0400 Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 52F04C0613CF for ; Wed, 18 Aug 2021 10:55:04 -0700 (PDT) Received: by mail-lf1-x12b.google.com with SMTP id p38so6468652lfa.0 for ; Wed, 18 Aug 2021 10:55:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=daynix-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=2fnlNwiofJwFvUxJlW0rUAKllXf+VVuXYYhoztRaKrc=; b=WddZj7EJgefVxb9XuzeiiByxrQaIU1ZCn078ocCIbUNKeYAKTZMl9cUO+YdbgHEnoz 06LQkdHHFctMrAG52vWwHps/gFewpi3V+2amfn7E0CrLCwJypvwZ07F7xk/9c7pKOIc9 wVVERJlWS6c5K+hmeZfgZZ+99oVmw0VJD5obvog078WwAKDqNgbz6/HGzdPl84b96hN2 Ej00VMayudP/1poXgwckqFLbp3QQgTATYXZRK4798uvoYMKz/vNoeFZ/A47KMbGR1AEG 599cWUJtiuOUWUcbVXE/scN59fy69DEDU4KrIkpJKBhZnb2cDZFopYCYd5WTZHNVvvR7 wz2g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=2fnlNwiofJwFvUxJlW0rUAKllXf+VVuXYYhoztRaKrc=; b=gB2xuvwu3hp6ZQDGTVRTJQY5Rl0Icy+YDKGUcf7YA6Rfd9Eg7qjFXCbBr1tnJ8zvsu F31CQ1+2Nb5/RdrSBzvLSuTWj1TXvRO3MLbCTCBLpXw4rX2NfAt6mpCDmwmTm8Im18cU 7RosBfL+0NTF/Tw3waEvGKyKjah1U7dEqRcColfq2al624lGPzoDxnatAuH5l8Ex+0MV pS7RlprsmjBHx1NxGcrghz+L7lE5fFkan8NadAz0ybAeHRi6qmJMUG8xmUXqtSjNDmy6 fOKnVViHmhPg/XaevaSCbG/mxoEN7huUhiR9qV8kprSkmoBOjHZ20GiGc2xm70g7524T itcg== X-Gm-Message-State: AOAM530VtF6TzUeyG51NnIBzT4BN+sH/zsNr4I/fH6rwDvgGdvjZWJAS zvPJ6B1LuuF/L3DtQYdbu3+lsQ== X-Google-Smtp-Source: ABdhPJzi4vtgTooKvWILaZjtHgpR8vbROhR7aWUGuVSAwZ/NyTVd1HWcvqoEvUBvVwziQ8vKIed/sw== X-Received: by 2002:a05:6512:3048:: with SMTP id b8mr7342984lfb.420.1629309302699; Wed, 18 Aug 2021 10:55:02 -0700 (PDT) Received: from navi.cosmonova.net.ua ([95.67.24.131]) by smtp.gmail.com with ESMTPSA id c5sm55820lji.67.2021.08.18.10.55.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Aug 2021 10:55:02 -0700 (PDT) From: Andrew Melnychenko To: mst@redhat.com, jasowang@redhat.com, davem@davemloft.net, kuba@kernel.org Cc: virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH 0/3] drivers/net/virtio_net: Added RSS support. Date: Wed, 18 Aug 2021 20:54:37 +0300 Message-Id: <20210818175440.128691-1-andrew@daynix.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series of RFC patches for comments and additional proposals. Virtio-net supports "hardware" RSS with toeplitz key. Also, it allows receiving calculated hash in vheader that may be used with RPS. Added ethtools callbacks to manipulate RSS. Technically hash calculation may be set only for SRC+DST and SRC+DST+PORTSRC+PORTDST hashflows. The completely disabling hash calculation for TCP or UDP would disable hash calculation for IP. RSS/RXHASH is disabled by default. Andrew Melnychenko (3): drivers/net/virtio_net: Fixed vheader to use v1. drivers/net/virtio_net: Added basic RSS support. drivers/net/virtio_net: Added RSS hash report. drivers/net/virtio_net.c | 402 +++++++++++++++++++++++++++++++++++++-- 1 file changed, 385 insertions(+), 17 deletions(-) -- 2.31.1