From patchwork Mon Jul 8 12:00:27 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Dragos Tatulea X-Patchwork-Id: 13726490 Received: from NAM04-BN8-obe.outbound.protection.outlook.com (mail-bn8nam04on2074.outbound.protection.outlook.com [40.107.100.74]) (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 3366613E033; Mon, 8 Jul 2024 12:02:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.100.74 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720440135; cv=fail; b=lxJIT8i7sf3TPUA/jpFbbHsIipNkGFG9g0ZGYnFeuPmZ9JFgo4SASYpgGfe1Qvg14kN5fwsoiz0fUKq6Hsiwih5+zsY26JsPssEZftQSzMAYI/se9/uPrO82lnOT59tGuBtYUj+7oG+KPAf7EOylIcvenLyJkULyR/+toShbq7s= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720440135; c=relaxed/simple; bh=HZPdJHo98IJDyiIE+59nkgVbHCaUJjoE88a8e4zhErw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=dh6+w64qGelwZ1muIlWUf0512bm/e/Emyy5bYYIfIN8pZIs8CE6Ehgzl5Ke5hT6mVK7A0jR69kVYTS4VhUGywaRDBHH17b7XXW30JUhQSk1ID/i3Kiy3XiOobgvsiqrCVklhgmESf55JcA3BzsjSW6Nurz+fc2cafnbS0qH/vts= 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=Ih1npZSt; arc=fail smtp.client-ip=40.107.100.74 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="Ih1npZSt" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=RI1JQnOxOwRuoKnQ0sn6LuOBaZXCrJNzchsfc9YOmkMyVRcxJRrKCV/JNzPBo2yXeLL6u88GFKNbk0ZNlX2TRABVBhue9FD+q+Ggcb/4Zyrq0ow9gM55pACmQ4SOd1AFI/s0qEJTHut5e86hMz8+TjyW2viGN/CTfER+84noxGqmffhJcNmD1rQokb4scwJK9PMGMnS3HW3s4HZWOwh0MEbyy+BcanRSsL8ERaSg+/+px9v54qc0Sd5SpzsxTfTJmxlrevvJ5VKL327xADnzaivwrMHu18osCThe1/BabHV55q/jqkeZuIcLsieKwtIsAsiBIkqLB1/artSp+HnetA== 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=cREcdg83i+E91FcU03gHGtmMztmDrz+EkM71cwATqWE=; b=gl2eks/8XwM9ZUiO6CCLq8Be9ZUl/cSrXxMvSbDi92prBZLqmfUqygljAF8ZipO1BmOnArGkZTy7PuQEw7jUVMhymEkbKJZBIvKA/x57txcaVbuszoopMNaM65iR7R3CtgUIaf2tmWwE1dPaVZPqfbMMrWBy8k4/ptpYqlSzZZUEV1waYUkxQGzzT8uMqucPe64kfDE7tmKQL/hBqhBexP0j7t+a8FyI9sFeZQr7i6tl9LhmYx6xwiQdsQiYpvta7pQBT3wV92Ay+120LvLExVCTbi7pRizILWWv2niOpJUwyBaVOCmJpFT7xCHkRsfxBi4MPjGyFzpRiiWHU/xx2w== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.117.160) smtp.rcpttodomain=oracle.com 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=cREcdg83i+E91FcU03gHGtmMztmDrz+EkM71cwATqWE=; b=Ih1npZStdL0ipL36df7pqXXdPHSxQshSyZg8EEeERdYvmCI9rF/pgwNRmrvaN1EIqeI8a3dxbnJQeLFskyoWW/y9b2idHs5YglsQUxVUgAW7tcV9L/ZZMippvGT76rb/rPJ0DgM1Ohd1R0mORJPcAHu6fWolN3Wqgg8SH3EwK3h41QHx68lwej+dnCzPwVqJMGdCMI8GRFSPzOFEUuyxoxyJak8TNR23n75MoL69w1LteHQPJL6TvTDWkYLYKsMC5Rm8O7vm0YejfHcputEsk1udV+rN7DVh9X+m1Ws3ETR/zX1z8OFjmCtOHSFrzKZs5UfrliFQ0l6yIdAWYkqE+w== Received: from MN2PR05CA0021.namprd05.prod.outlook.com (2603:10b6:208:c0::34) by CYYPR12MB8731.namprd12.prod.outlook.com (2603:10b6:930:ba::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7741.34; Mon, 8 Jul 2024 12:02:10 +0000 Received: from BL6PEPF00020E62.namprd04.prod.outlook.com (2603:10b6:208:c0:cafe::12) by MN2PR05CA0021.outlook.office365.com (2603:10b6:208:c0::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7762.18 via Frontend Transport; Mon, 8 Jul 2024 12:02:10 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.117.160) 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 216.228.117.160 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.160; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.160) by BL6PEPF00020E62.mail.protection.outlook.com (10.167.249.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7762.17 via Frontend Transport; Mon, 8 Jul 2024 12:01:55 +0000 Received: from rnnvmail205.nvidia.com (10.129.68.10) by mail.nvidia.com (10.129.200.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Mon, 8 Jul 2024 05:01:12 -0700 Received: from rnnvmail202.nvidia.com (10.129.68.7) by rnnvmail205.nvidia.com (10.129.68.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Mon, 8 Jul 2024 05:01:11 -0700 Received: from dev-l-177.mtl.labs.mlnx (10.127.8.11) by mail.nvidia.com (10.129.68.7) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Mon, 8 Jul 2024 05:01:08 -0700 From: Dragos Tatulea Date: Mon, 8 Jul 2024 15:00:27 +0300 Subject: [PATCH vhost v3 03/24] vdpa/mlx5: Drop redundant code Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20240708-stage-vdpa-vq-precreate-v3-3-afe3c766e393@nvidia.com> References: <20240708-stage-vdpa-vq-precreate-v3-0-afe3c766e393@nvidia.com> In-Reply-To: <20240708-stage-vdpa-vq-precreate-v3-0-afe3c766e393@nvidia.com> To: "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , =?utf-8?q?Eugenio_P=C3=A9rez?= , Saeed Mahameed , Leon Romanovsky , Tariq Toukan , Si-Wei Liu CC: , , , , Cosmin Ratiu , Dragos Tatulea X-Mailer: b4 0.13.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF00020E62:EE_|CYYPR12MB8731:EE_ X-MS-Office365-Filtering-Correlation-Id: f859f6e2-e1f6-42cb-7357-08dc9f45c330 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|376014|1800799024|7416014|36860700013; X-Microsoft-Antispam-Message-Info: =?utf-8?q?eY84rRx8LtUXGFYy/THBNoTA/C5UbIg?= =?utf-8?q?mwvZehu0TL9ZY3HyQOerZlulefes6hBID14v5Y7bDWS7j+/BIAZxqe5CZUiB7xYSB?= =?utf-8?q?qZniLsqYsZxuFD6hh+Pi3VWjkpqlUVJc2wnrYF+MyN+YwB+lMAeuBC6ua1DRafwFR?= =?utf-8?q?osTFC1HNxd9cm7zB0ijsGQMF8eHUPCnrZ83blufv0p8j+azIFvcsGhVQh2/7eV3+K?= =?utf-8?q?Lpball75SCBxONvfJtU1mQ9MM30c7cKn01mjfDNmgLDT9ydlQL2/s7ZjYt8OzcKNQ?= =?utf-8?q?ho0LmM4TDkrJAmyCkwyDiAUleO1vqjFy4JLJMaq0yQrSR/Sow5KevN/XHJs0atCgZ?= =?utf-8?q?kBa8j1u1HQpYIx2mpWfrJEWzMfNwLwBp1BiUjVO1AP8/Z2bC+b2slRygg11slGO8e?= =?utf-8?q?053qxNuMp2ReW/TNh1atpYNPIdc2Abn/hjRqifCK/VlIGk86FjQfSdt5ZhMshpszy?= =?utf-8?q?yMI9yT8lbrckh/nZ8RP9WZv1ww7akDScgCkXmRq2CYWcHuEMmrRiBqNRC8We6OLRJ?= =?utf-8?q?+cWBwkIT6hkfAbsBXcvMY+7775UGP/GVoZuKUqFBbbI5d3RiygpgZVkNLqYcepd/m?= =?utf-8?q?6yo4FKUzB+paiZ/94eFWmhSVlK5kleV7ebYsxkYBfDistGaqAL60eU423a3cLeYeC?= =?utf-8?q?3CZEmAJLXzOYCx8rRmUd9lM4AuG1EyDxtaGVtYmlggouUnTw4QlirjDoT/HA/UFMp?= =?utf-8?q?jdP1m85kxt2ADpEA/tHMx0Wju1d6z1/ASz0XD+ncHWx9ngt/2+pWGteXOgO23j4IB?= =?utf-8?q?K9EadRkZDrZ1WaUCBL7MjXuT1Iri0NkrcG4i0525ZWnUQzpIZDDsS+WLb7kyCL9ok?= =?utf-8?q?k7/cisJK4AQiwfoU5Hbew+RgBKv72t4pzIS2+yUvmzmDxHNnJWNbTksZypIMJQx2Q?= =?utf-8?q?V0dSAUDy0N2eF/D/+sYsOX6gf67HLeVFH/a3g2Qx7kni9YseybCVv6sNqJ4LAUkC4?= =?utf-8?q?g4zpVxPNSGSo0eAEt5yDR4Xuek3KsnB7OihPO2Ys0lRBbF+ba9se6JiWc5V7G+jeI?= =?utf-8?q?RnC2qqicWsUev3tbWNkK4r6pPVQWu3CEd/IGcGiCHyF7Ebie1Xt+TWhebK5CbYOXV?= =?utf-8?q?fwUB9R5EqKJuXFJfzyoJR8EsxVyR/C6PGOwoX0hQZ0NoguVulHFRlDABq8SFligB/?= =?utf-8?q?O2G+PTb3ag00uPLseHPPXBj/b/GxZoT+BBOfqYs/Vt5S/uODap+w1qH5jA2b91piR?= =?utf-8?q?6xYCl7j5bm7LhxYV2JXPdG4ghb3D2I1gZhYrbK+8YoO0fk+aloVK6IdnOFDKZRiX/?= =?utf-8?q?b6aTVs1bBuswu8C9R+jzInNWBstZ8CRjOBsaef9mBzoi4rFCYRixsNO6lyZUSr0WW?= =?utf-8?q?M5Woc/Q/NMC6QyeHa8LCoBk6lRIiWpuqTjr30MdCiAa1clLO2p9/2/Z4JkpiBEoSZ?= =?utf-8?q?byR5xiBNvK0?= X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(82310400026)(376014)(1800799024)(7416014)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jul 2024 12:01:55.4028 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f859f6e2-e1f6-42cb-7357-08dc9f45c330 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL6PEPF00020E62.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CYYPR12MB8731 Originally, the second loop initialized the CVQ. But (acde3929492b ("vdpa/mlx5: Use consistent RQT size") initialized all the queues in the first loop, so the second iteration in init_mvqs() is never called because the first one will iterate up to max_vqs. Reviewed-by: Cosmin Ratiu Acked-by: Eugenio Pérez Signed-off-by: Dragos Tatulea --- drivers/vdpa/mlx5/net/mlx5_vnet.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 1ad281cbc541..b4d9ef4f66c8 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -3519,12 +3519,6 @@ static void init_mvqs(struct mlx5_vdpa_net *ndev) mvq->fwqp.fw = true; mvq->fw_state = MLX5_VIRTIO_NET_Q_OBJECT_NONE; } - for (; i < ndev->mvdev.max_vqs; i++) { - mvq = &ndev->vqs[i]; - memset(mvq, 0, offsetof(struct mlx5_vdpa_virtqueue, ri)); - mvq->index = i; - mvq->ndev = ndev; - } } struct mlx5_vdpa_mgmtdev {