From nobody Wed Feb 11 08:40:13 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1681473120; cv=none; d=zohomail.com; s=zohoarc; b=kuEi13aE3DXw3F4WC9ckLHiNFDKxgChEQ8bfc8TlwgbLCxLPLsV/Gf3lxxSy4g2j4A5BJzMpVvF/dE+lb50K+Vufdg8ulIs4og3VhK1UcOouPb+99zqhs5/Zt8oypd6xc9aM31x/YNimWd4iGlvuKOLLOKaHrDS5M+n6OdGcp2U= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1681473120; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject; bh=TAtKFxybpPPsuBAtIpwRmB3OrmxCztjX4zH5DcY2+A0=; b=QRtC8QEVqqMK3wErQIccV46BAUfCh0Rv//8w8s+6cTDor2PCRhr1L9NfPC0IYhOU0DbDK63EuzUzYdEmZyHYkE/nRNKdRXp0BaUvyBzWYP8PxbtuXxWeJLlCu/+xZYITkYPpDO2rS2p47VTonlGQLdtlAXtxiAIBTyf4Qdiuoqs= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1681473120651842.8443010758335; Fri, 14 Apr 2023 04:52:00 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pnHox-0006gN-Cr; Fri, 14 Apr 2023 07:42:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pnHme-0004TG-LC for qemu-devel@nongnu.org; Fri, 14 Apr 2023 07:40:28 -0400 Received: from mail-pl1-x633.google.com ([2607:f8b0:4864:20::633]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1pnHmb-0001VX-O5 for qemu-devel@nongnu.org; Fri, 14 Apr 2023 07:40:04 -0400 Received: by mail-pl1-x633.google.com with SMTP id y6so16936337plp.2 for ; Fri, 14 Apr 2023 04:40:01 -0700 (PDT) Received: from alarm.flets-east.jp ([2400:4050:a840:1e00:4457:c267:5e09:481b]) by smtp.gmail.com with ESMTPSA id u19-20020a170902a61300b001a20b31a23fsm2889249plq.293.2023.04.14.04.39.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Apr 2023 04:40:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=daynix-com.20221208.gappssmtp.com; s=20221208; t=1681472401; x=1684064401; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=TAtKFxybpPPsuBAtIpwRmB3OrmxCztjX4zH5DcY2+A0=; b=ctba5npujhu5LwLtxXZdtX10UUq1aN/16moYUFIK+8wNuxVxSG6bvQJEx0Gzm5ND7m un6P79F+u/Bfw+ONGu5+uR8RyFxgQSihBG6a61VCttS0UVPOthKrLlti+euenAa9djUm VYeOZdXafD2j8QiR4dcw7g2wApBvWq5tgL16DTBzEDT20wQ5cT6yl4/TsiSIQ9z2CLQ3 n5tcDUYolqyFQwhx6XzQHnzd3Xq43zty52UFmmd/fskyz4xcXUOAsnWXLOZNKNPzvY/V Y/pThkRXN4DJZLK+kRgMU55Pzdaaw2SXl1ppRj8XxQWWpYEBK2igTJu741MiNqCYEz6B UCLw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681472401; x=1684064401; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=TAtKFxybpPPsuBAtIpwRmB3OrmxCztjX4zH5DcY2+A0=; b=PT4lb7M4gnfe+hYMtQLpff/UWHmM5ST6k6MOitRdlytwTKW7FqipOOVw+zIxW/twdp lsDsM1TlhIpYY2VUzsCAR8r7UiGbO9HxvtbhvAftNscqGl6Pj6Wtj50iYPiPqVt54i9d eLhFWvRkyM4GX8nm8FjSXXxSb60rG1oE9RaKBo8GBbPkDbH9oDJr6vThVscFS8VR+7Ht mhvGGdnkUdW3iJpOZj9Ey7L2l3zE8chSYqsYDX4+PDC4c65KQCicRSRG5ZPRleeX7Grr K1XI95Ytcs1FXJRgrepGdNMHRy5dmDaLSjnGyV6zt0zqC8CaJAlGV8kEX/f7uYeDDtQb /fzg== X-Gm-Message-State: AAQBX9fluOz2UArwWuMq1Tgxoum98fLmahOUV5NiU9C3NBvkb5ULZ+6W cDkUjShwwHFNaa9GHupVPxfr7w== X-Google-Smtp-Source: AKy350YeLZ7ZF9CjXf3BHJjGWERggxV7VFmbxbek8tP1VS2LbF4oVvV3y02DyCcH7gN+a9W+Os5Y9Q== X-Received: by 2002:a17:903:41ce:b0:1a5:1842:f7da with SMTP id u14-20020a17090341ce00b001a51842f7damr2284028ple.6.1681472400999; Fri, 14 Apr 2023 04:40:00 -0700 (PDT) From: Akihiko Odaki To: Cc: Sriram Yagnaraman , Jason Wang , Dmitry Fleytman , "Michael S. Tsirkin" , =?UTF-8?q?Alex=20Benn=C3=A9e?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Thomas Huth , Wainer dos Santos Moschetta , Beraldo Leal , Cleber Rosa , Laurent Vivier , Paolo Bonzini , qemu-devel@nongnu.org, Akihiko Odaki Subject: [PATCH 31/40] igb: Use UDP for RSS hash Date: Fri, 14 Apr 2023 20:37:28 +0900 Message-Id: <20230414113737.62803-32-akihiko.odaki@daynix.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230414113737.62803-1-akihiko.odaki@daynix.com> References: <20230414113737.62803-1-akihiko.odaki@daynix.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2607:f8b0:4864:20::633; envelope-from=akihiko.odaki@daynix.com; helo=mail-pl1-x633.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @daynix-com.20221208.gappssmtp.com) X-ZM-MESSAGEID: 1681473122684100001 Content-Type: text/plain; charset="utf-8" e1000e does not support using UDP for RSS hash, but igb does. Signed-off-by: Akihiko Odaki Reviewed-by: Sriram Yagnaraman --- hw/net/igb_core.c | 16 ++++++++++++++++ hw/net/igb_regs.h | 3 +++ 2 files changed, 19 insertions(+) diff --git a/hw/net/igb_core.c b/hw/net/igb_core.c index 569897fb99..3ad81b15d0 100644 --- a/hw/net/igb_core.c +++ b/hw/net/igb_core.c @@ -279,6 +279,11 @@ igb_rss_get_hash_type(IGBCore *core, struct NetRxPkt *= pkt) return E1000_MRQ_RSS_TYPE_IPV4TCP; } =20 + if (l4hdr_proto =3D=3D ETH_L4_HDR_PROTO_UDP && + (core->mac[MRQC] & E1000_MRQC_RSS_FIELD_IPV4_UDP)) { + return E1000_MRQ_RSS_TYPE_IPV4UDP; + } + if (E1000_MRQC_EN_IPV4(core->mac[MRQC])) { return E1000_MRQ_RSS_TYPE_IPV4; } @@ -314,6 +319,11 @@ igb_rss_get_hash_type(IGBCore *core, struct NetRxPkt *= pkt) return E1000_MRQ_RSS_TYPE_IPV6TCP; } =20 + if (l4hdr_proto =3D=3D ETH_L4_HDR_PROTO_UDP && + (core->mac[MRQC] & E1000_MRQC_RSS_FIELD_IPV6_UDP)) { + return E1000_MRQ_RSS_TYPE_IPV6UDP; + } + if (E1000_MRQC_EN_IPV6EX(core->mac[MRQC])) { return E1000_MRQ_RSS_TYPE_IPV6EX; } @@ -352,6 +362,12 @@ igb_rss_calc_hash(IGBCore *core, struct NetRxPkt *pkt,= E1000E_RSSInfo *info) case E1000_MRQ_RSS_TYPE_IPV6EX: type =3D NetPktRssIpV6Ex; break; + case E1000_MRQ_RSS_TYPE_IPV4UDP: + type =3D NetPktRssIpV4Udp; + break; + case E1000_MRQ_RSS_TYPE_IPV6UDP: + type =3D NetPktRssIpV6Udp; + break; default: assert(false); return 0; diff --git a/hw/net/igb_regs.h b/hw/net/igb_regs.h index 22ce909173..03486edb2e 100644 --- a/hw/net/igb_regs.h +++ b/hw/net/igb_regs.h @@ -659,6 +659,9 @@ union e1000_adv_rx_desc { =20 #define E1000_RSS_QUEUE(reta, hash) (E1000_RETA_VAL(reta, hash) & 0x0F) =20 +#define E1000_MRQ_RSS_TYPE_IPV4UDP 7 +#define E1000_MRQ_RSS_TYPE_IPV6UDP 8 + #define E1000_STATUS_IOV_MODE 0x00040000 =20 #define E1000_STATUS_NUM_VFS_SHIFT 14 --=20 2.40.0