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GET /api/patches/104538/?format=api
{ "id": 104538, "url": "https://patches.dpdk.org/api/patches/104538/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20211119181110.232000-1-dsosnowski@nvidia.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20211119181110.232000-1-dsosnowski@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20211119181110.232000-1-dsosnowski@nvidia.com", "date": "2021-11-19T18:11:09", "name": "net/mlx5: fix multi segment packet wraparound", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "ca0c368df10d13fd2e9ef0b7588141e9a77fdb56", "submitter": { "id": 2386, "url": "https://patches.dpdk.org/api/people/2386/?format=api", "name": "Dariusz Sosnowski", "email": "dsosnowski@nvidia.com" }, "delegate": { "id": 3268, "url": "https://patches.dpdk.org/api/users/3268/?format=api", "username": "rasland", "first_name": "Raslan", "last_name": "Darawsheh", "email": "rasland@nvidia.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20211119181110.232000-1-dsosnowski@nvidia.com/mbox/", "series": [ { "id": 20665, "url": "https://patches.dpdk.org/api/series/20665/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=20665", "date": "2021-11-19T18:11:09", "name": "net/mlx5: fix multi segment packet wraparound", "version": 1, "mbox": "https://patches.dpdk.org/series/20665/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/104538/comments/", "check": "fail", "checks": "https://patches.dpdk.org/api/patches/104538/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id A7E78A0C5B;\n\tFri, 19 Nov 2021 19:11:38 +0100 (CET)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 2B66740143;\n\tFri, 19 Nov 2021 19:11:38 +0100 (CET)", "from NAM12-BN8-obe.outbound.protection.outlook.com\n (mail-bn8nam12on2064.outbound.protection.outlook.com [40.107.237.64])\n by mails.dpdk.org (Postfix) with ESMTP id 256EC40140;\n Fri, 19 Nov 2021 19:11:37 +0100 (CET)", "from CO2PR04CA0138.namprd04.prod.outlook.com (2603:10b6:104::16) by\n MN2PR12MB4318.namprd12.prod.outlook.com (2603:10b6:208:1d8::12) with\n Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4713.21; 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dkim=none (message not signed)\n header.d=none;dmarc=pass action=none header.from=nvidia.com;", "Received-SPF": "Pass (protection.outlook.com: domain of nvidia.com designates\n 216.228.112.34 as permitted sender) receiver=protection.outlook.com;\n client-ip=216.228.112.34; helo=mail.nvidia.com;", "From": "Dariusz Sosnowski <dsosnowski@nvidia.com>", "To": "Matan Azrad <matan@nvidia.com>, Viacheslav Ovsiienko\n <viacheslavo@nvidia.com>", "CC": "<dev@dpdk.org>, <stable@dpdk.org>", "Subject": "[PATCH] net/mlx5: fix multi segment packet wraparound", "Date": "Fri, 19 Nov 2021 20:11:09 +0200", "Message-ID": "<20211119181110.232000-1-dsosnowski@nvidia.com>", "X-Mailer": "git-send-email 2.25.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[172.20.187.5]", "X-ClientProxiedBy": "HQMAIL111.nvidia.com (172.20.187.18) To\n HQMAIL107.nvidia.com (172.20.187.13)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "a6d178aa-ce52-475e-1354-08d9ab88059f", "X-MS-TrafficTypeDiagnostic": "MN2PR12MB4318:", "X-Microsoft-Antispam-PRVS": "\n <MN2PR12MB4318EB8E7055E414BA37D484A49C9@MN2PR12MB4318.namprd12.prod.outlook.com>", "X-MS-Oob-TLC-OOBClassifiers": "OLM:7691;", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:216.228.112.34; CTRY:US; LANG:en; SCL:1;\n SRV:;\n IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:schybrid03.nvidia.com; CAT:NONE;\n SFS:(4636009)(36840700001)(46966006)(86362001)(36756003)(6286002)(8676002)(55016002)(2616005)(8936002)(356005)(26005)(83380400001)(2906002)(508600001)(316002)(47076005)(54906003)(110136005)(7696005)(7636003)(426003)(5660300002)(1076003)(6636002)(4326008)(82310400003)(336012)(186003)(16526019)(6666004)(450100002)(70206006)(70586007)(36860700001);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "19 Nov 2021 18:11:34.6769 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n a6d178aa-ce52-475e-1354-08d9ab88059f", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.112.34];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n CO1NAM11FT060.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "MN2PR12MB4318", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "This patch fixes the assertion failure triggered when the user\nconfigured minimum inline length requirements and the application\ntransmitted multi segment packets. Failure was triggered when space left\nin TX queue was not enough to cover this requirement.\n\nThis patch limits the length of data to be copied to the available space\nin TX queue.\n\nFixes: cacb44a09962 (\"net/mlx5: add no-inline Tx flag\")\nCc: viacheslavo@nvidia.com\nCc: stable@dpdk.org\n\nSigned-off-by: Dariusz Sosnowski <dsosnowski@nvidia.com>\n---\n drivers/net/mlx5/mlx5_tx.h | 5 +++++\n 1 file changed, 5 insertions(+)", "diff": "diff --git a/drivers/net/mlx5/mlx5_tx.h b/drivers/net/mlx5/mlx5_tx.h\nindex bc629983fa..f3727351ca 100644\n--- a/drivers/net/mlx5/mlx5_tx.h\n+++ b/drivers/net/mlx5/mlx5_tx.h\n@@ -1222,6 +1222,11 @@ mlx5_tx_eseg_mdat(struct mlx5_txq_data *__rte_restrict txq,\n \t\t */\n \t\tcopy = tso ? inlen : txq->inlen_mode;\n \t\tcopy = tlen >= copy ? 0 : (copy - tlen);\n+\t\t/*\n+\t\t * Limit amount of data to be copied to the length of available\n+\t\t * WQE ring buffer space or packet data left to be copied.\n+\t\t */\n+\t\tcopy = RTE_MIN(part, copy);\n \t\tcopy = mlx5_tx_mseg_memcpy(pdst, loc, part, copy, olx);\n \t\ttlen += copy;\n \t\tif (likely(inlen <= tlen) || copy < part) {\n", "prefixes": [] }