From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from NAM04-DM6-obe.outbound.protection.outlook.com (mail-dm6nam04on2065.outbound.protection.outlook.com [40.107.102.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2E1B26EB6A for ; Mon, 25 Mar 2024 21:49:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.102.65 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711403383; cv=fail; b=OxQfloqhIwT9UuIdxwfMB/Gfb6l4vjvjSruwv//BwMo/twyGD8DCK/8vIBDKUBGUHXv9c62TtaCk3AB86Q/XUJTuBxm/imzuwgiSJY99VuyK/l0It2ZlFQw07IkYWyENzFJQloc7cTZYzidn3RUG5wq5Tc+bTuxfydnjtqQcNLY= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711403383; c=relaxed/simple; bh=kBnjuKwul0LnW5gd5ObXG/9SJgFq9BdFxQq/JbPr3v4=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=GrxtEzlz4Y0rMKpvJpFyF2CnFZV24roxyMkyky1/Dt99xMsDhJ0GJfQpIWOWmInVVLIGSYdLKO1chL/VXSzCKYbKiSHksHWQnISAQ0DF9aTVweuo2cxmfpH2yniKYh0pzkzt8hxWjfLc5ts7mvwOWF14tHQzNSkdDeMaNJ9BjXs= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com; spf=fail smtp.mailfrom=nvidia.com; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b=QnGnTPAR; arc=fail smtp.client-ip=40.107.102.65 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=nvidia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b="QnGnTPAR" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=XiDjLEU6pPmyCTXd7wG56tVWmonr81lQQjQqgwjrva3oaauKY71FW+PbXqcKL90EYGMy0QRUNIVlxb2aDSyhgJLa7IYbBpIo4Y9L1hmHXGus2pNKqvdrLKOVVC6K0o5Wdelcr934vbSRFSWBXoGSpP8icZex0r9zIbEtHjfYQwMQb60hd7xbLBKKPMJlt4fkaUPidGeSVYQsq2RcDVD4voxjkMvRKt/3ViNPc140F8DPbY6o3PhB3BTL/HGXrd7/XVEf4XJx0WKXB2+20mDGsvAwylWxPKR2lks3h/rS0M/l281eYF4FQmQ7GYGACx2T1RJOo5dH1FPNEs4qd9JMxQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=uYAQlY7FTodNSPI7QWCNrNQ5wehEHPQz1C9x0LNR0jA=; b=d2bq0qLgHGk/oCSMy2264ECK2EuYyVU7Hy3fZN1dM5wYWm2zvAccJOHLv4U6PyTVGlru7o3q4DI/IeKhyoHU22hNkGcpizBpaLOiX1CiaFmpGqGEUMGS3D0ytRcwhSN0FvUKsFfc0GS1MRi/JGgU5uHOXHd57LoSOzUL2mEd6AFoIv3JYTSpUB25vos4hDvzSKwfXgtV8kGr5fBUg3W7JsfmlmyOimzgi1O0uDhrCLjDxOxH5DICTun3i/W5XnjhDlGv/crQmwc219cFJSJkGGDWcNTsZJCt6EDTOtweYrYuwF79xPLnH0LpcSvnejLx6jEkoEoQX4Mfk3O0Af2ZNg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.118.232) smtp.rcpttodomain=vger.kernel.org smtp.mailfrom=nvidia.com; dmarc=pass (p=reject sp=reject pct=100) action=none header.from=nvidia.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=uYAQlY7FTodNSPI7QWCNrNQ5wehEHPQz1C9x0LNR0jA=; b=QnGnTPARIbuUX6fSzkIXPaiZeI0QXvU4qRaSOkrdhuvOT/vGyzRbxGThRnn5edpFmdPw3nFxmGePDDgopzaZ++k0P60MkKGO2BoE8fbXuS0AMICwedKSJKEBz8msCGR5FrkFXc0Y89Ou2S00cew9748bmmuCyf0J7mNIP6opJi1fq/cDdrnETzviLig8gSSQAPLZSnzBvH0Y9oNTPy9TJixe/DdyrnW6PlFmoolNTzpvWsO1kFRS683L7vG35m3qvGyU0oxdWzzvi0n9Szb5rtjGcwUt+LPXY3FCvZlL4Ddg8ViIAaxlAmtbpaxM7xmap4cWHuZ8aDOTk3Rg11xsaw== Received: from BYAPR08CA0010.namprd08.prod.outlook.com (2603:10b6:a03:100::23) by SA1PR12MB5638.namprd12.prod.outlook.com (2603:10b6:806:229::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7409.28; Mon, 25 Mar 2024 21:49:36 +0000 Received: from SJ5PEPF000001D7.namprd05.prod.outlook.com (2603:10b6:a03:100:cafe::c4) by BYAPR08CA0010.outlook.office365.com (2603:10b6:a03:100::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7409.13 via Frontend Transport; Mon, 25 Mar 2024 21:49:36 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.118.232) smtp.mailfrom=nvidia.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.118.232 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.118.232; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.118.232) by SJ5PEPF000001D7.mail.protection.outlook.com (10.167.242.59) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7409.10 via Frontend Transport; Mon, 25 Mar 2024 21:49:36 +0000 Received: from drhqmail201.nvidia.com (10.126.190.180) by mail.nvidia.com (10.127.129.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Mon, 25 Mar 2024 14:49:28 -0700 Received: from drhqmail202.nvidia.com (10.126.190.181) by drhqmail201.nvidia.com (10.126.190.180) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.12; Mon, 25 Mar 2024 14:49:28 -0700 Received: from vdi.nvidia.com (10.127.8.13) by mail.nvidia.com (10.126.190.181) with Microsoft SMTP Server id 15.2.1258.12 via Frontend Transport; Mon, 25 Mar 2024 14:49:27 -0700 From: Daniel Jurgens To: CC: , , , , , , , , , Daniel Jurgens Subject: [PATCH net-next 1/4] virtio_net: Store RSS setting in virtnet_info Date: Mon, 25 Mar 2024 16:49:08 -0500 Message-ID: <20240325214912.323749-2-danielj@nvidia.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20240325214912.323749-1-danielj@nvidia.com> References: <20240325214912.323749-1-danielj@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001D7:EE_|SA1PR12MB5638:EE_ X-MS-Office365-Filtering-Correlation-Id: badd5146-dad7-4ccd-4ae3-08dc4d1576ba X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.232;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge1.nvidia.com;CAT:NONE;SFS:(13230031)(1800799015)(376005)(36860700004)(82310400014);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Mar 2024 21:49:36.1183 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: badd5146-dad7-4ccd-4ae3-08dc4d1576ba X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001D7.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB5638 Stop storing RSS setting in the control buffer. This is prep work for removing RTNL lock protection of the control buffer. Signed-off-by: Daniel Jurgens Reviewed-by: Jiri Pirko --- drivers/net/virtio_net.c | 40 ++++++++++++++++++++-------------------- 1 file changed, 20 insertions(+), 20 deletions(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index d7ce4a1011ea..7419a68cf6e2 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -240,7 +240,6 @@ struct control_buf { u8 allmulti; __virtio16 vid; __virtio64 offloads; - struct virtio_net_ctrl_rss rss; struct virtio_net_ctrl_coal_tx coal_tx; struct virtio_net_ctrl_coal_rx coal_rx; struct virtio_net_ctrl_coal_vq coal_vq; @@ -282,6 +281,7 @@ struct virtnet_info { u16 rss_indir_table_size; u32 rss_hash_types_supported; u32 rss_hash_types_saved; + struct virtio_net_ctrl_rss rss; /* Has control virtqueue */ bool has_cvq; @@ -3048,17 +3048,17 @@ static bool virtnet_commit_rss_command(struct virtnet_info *vi) sg_init_table(sgs, 4); sg_buf_size = offsetof(struct virtio_net_ctrl_rss, indirection_table); - sg_set_buf(&sgs[0], &vi->ctrl->rss, sg_buf_size); + sg_set_buf(&sgs[0], &vi->rss, sg_buf_size); - sg_buf_size = sizeof(uint16_t) * (vi->ctrl->rss.indirection_table_mask + 1); - sg_set_buf(&sgs[1], vi->ctrl->rss.indirection_table, sg_buf_size); + sg_buf_size = sizeof(uint16_t) * (vi->rss.indirection_table_mask + 1); + sg_set_buf(&sgs[1], vi->rss.indirection_table, sg_buf_size); sg_buf_size = offsetof(struct virtio_net_ctrl_rss, key) - offsetof(struct virtio_net_ctrl_rss, max_tx_vq); - sg_set_buf(&sgs[2], &vi->ctrl->rss.max_tx_vq, sg_buf_size); + sg_set_buf(&sgs[2], &vi->rss.max_tx_vq, sg_buf_size); sg_buf_size = vi->rss_key_size; - sg_set_buf(&sgs[3], vi->ctrl->rss.key, sg_buf_size); + sg_set_buf(&sgs[3], vi->rss.key, sg_buf_size); if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_MQ, vi->has_rss ? VIRTIO_NET_CTRL_MQ_RSS_CONFIG @@ -3074,21 +3074,21 @@ static void virtnet_init_default_rss(struct virtnet_info *vi) u32 indir_val = 0; int i = 0; - vi->ctrl->rss.hash_types = vi->rss_hash_types_supported; + vi->rss.hash_types = vi->rss_hash_types_supported; vi->rss_hash_types_saved = vi->rss_hash_types_supported; - vi->ctrl->rss.indirection_table_mask = vi->rss_indir_table_size + vi->rss.indirection_table_mask = vi->rss_indir_table_size ? vi->rss_indir_table_size - 1 : 0; - vi->ctrl->rss.unclassified_queue = 0; + vi->rss.unclassified_queue = 0; for (; i < vi->rss_indir_table_size; ++i) { indir_val = ethtool_rxfh_indir_default(i, vi->curr_queue_pairs); - vi->ctrl->rss.indirection_table[i] = indir_val; + vi->rss.indirection_table[i] = indir_val; } - vi->ctrl->rss.max_tx_vq = vi->has_rss ? vi->curr_queue_pairs : 0; - vi->ctrl->rss.hash_key_length = vi->rss_key_size; + vi->rss.max_tx_vq = vi->has_rss ? vi->curr_queue_pairs : 0; + vi->rss.hash_key_length = vi->rss_key_size; - netdev_rss_key_fill(vi->ctrl->rss.key, vi->rss_key_size); + netdev_rss_key_fill(vi->rss.key, vi->rss_key_size); } static void virtnet_get_hashflow(const struct virtnet_info *vi, struct ethtool_rxnfc *info) @@ -3199,7 +3199,7 @@ static bool virtnet_set_hashflow(struct virtnet_info *vi, struct ethtool_rxnfc * if (new_hashtypes != vi->rss_hash_types_saved) { vi->rss_hash_types_saved = new_hashtypes; - vi->ctrl->rss.hash_types = vi->rss_hash_types_saved; + vi->rss.hash_types = vi->rss_hash_types_saved; if (vi->dev->features & NETIF_F_RXHASH) return virtnet_commit_rss_command(vi); } @@ -3752,11 +3752,11 @@ static int virtnet_get_rxfh(struct net_device *dev, if (rxfh->indir) { for (i = 0; i < vi->rss_indir_table_size; ++i) - rxfh->indir[i] = vi->ctrl->rss.indirection_table[i]; + rxfh->indir[i] = vi->rss.indirection_table[i]; } if (rxfh->key) - memcpy(rxfh->key, vi->ctrl->rss.key, vi->rss_key_size); + memcpy(rxfh->key, vi->rss.key, vi->rss_key_size); rxfh->hfunc = ETH_RSS_HASH_TOP; @@ -3776,10 +3776,10 @@ static int virtnet_set_rxfh(struct net_device *dev, if (rxfh->indir) { for (i = 0; i < vi->rss_indir_table_size; ++i) - vi->ctrl->rss.indirection_table[i] = rxfh->indir[i]; + vi->rss.indirection_table[i] = rxfh->indir[i]; } if (rxfh->key) - memcpy(vi->ctrl->rss.key, rxfh->key, vi->rss_key_size); + memcpy(vi->rss.key, rxfh->key, vi->rss_key_size); virtnet_commit_rss_command(vi); @@ -4098,9 +4098,9 @@ static int virtnet_set_features(struct net_device *dev, if ((dev->features ^ features) & NETIF_F_RXHASH) { if (features & NETIF_F_RXHASH) - vi->ctrl->rss.hash_types = vi->rss_hash_types_saved; + vi->rss.hash_types = vi->rss_hash_types_saved; else - vi->ctrl->rss.hash_types = VIRTIO_NET_HASH_REPORT_NONE; + vi->rss.hash_types = VIRTIO_NET_HASH_REPORT_NONE; if (!virtnet_commit_rss_command(vi)) return -EINVAL; -- 2.42.0