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GET /api/patches/133672/?format=api
{ "id": 133672, "url": "http://patches.dpdk.org/api/patches/133672/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20231031142733.2009166-3-dsosnowski@nvidia.com/", "project": { "id": 1, "url": "http://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": "<20231031142733.2009166-3-dsosnowski@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20231031142733.2009166-3-dsosnowski@nvidia.com", "date": "2023-10-31T14:27:27", "name": "[2/8] common/mlx5: fix controller index parsing", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "dcc97e30d38876a8f3b8b01b0fb31e1acfd9bf85", "submitter": { "id": 2386, "url": "http://patches.dpdk.org/api/people/2386/?format=api", "name": "Dariusz Sosnowski", "email": "dsosnowski@nvidia.com" }, "delegate": { "id": 3268, "url": "http://patches.dpdk.org/api/users/3268/?format=api", "username": "rasland", "first_name": "Raslan", "last_name": "Darawsheh", "email": "rasland@nvidia.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20231031142733.2009166-3-dsosnowski@nvidia.com/mbox/", "series": [ { "id": 30075, "url": "http://patches.dpdk.org/api/series/30075/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=30075", "date": "2023-10-31T14:27:26", "name": "net/mlx5: add Multiport E-Switch support", "version": 1, "mbox": "http://patches.dpdk.org/series/30075/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/133672/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/133672/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 3C89643252;\n\tTue, 31 Oct 2023 15:28:49 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 282614113D;\n\tTue, 31 Oct 2023 15:28:25 +0100 (CET)", "from NAM10-DM6-obe.outbound.protection.outlook.com\n (mail-dm6nam10on2085.outbound.protection.outlook.com [40.107.93.85])\n by mails.dpdk.org (Postfix) with ESMTP id 3559940E64;\n Tue, 31 Oct 2023 15:28:23 +0100 (CET)", "from MW4PR04CA0076.namprd04.prod.outlook.com (2603:10b6:303:6b::21)\n by DM4PR12MB6039.namprd12.prod.outlook.com (2603:10b6:8:aa::12) with\n Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6933.29; 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helo=mail.nvidia.com; pr=C", "From": "Dariusz Sosnowski <dsosnowski@nvidia.com>", "To": "Matan Azrad <matan@nvidia.com>, Viacheslav Ovsiienko\n <viacheslavo@nvidia.com>, Ori Kam <orika@nvidia.com>, Suanming Mou\n <suanmingm@nvidia.com>, Xueming Li <xuemingl@nvidia.com>", "CC": "<dev@dpdk.org>, Raslan Darawsheh <rasland@nvidia.com>, <stable@dpdk.org>", "Subject": "[PATCH 2/8] common/mlx5: fix controller index parsing", "Date": "Tue, 31 Oct 2023 16:27:27 +0200", "Message-ID": "<20231031142733.2009166-3-dsosnowski@nvidia.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20231031142733.2009166-1-dsosnowski@nvidia.com>", "References": "<20231031142733.2009166-1-dsosnowski@nvidia.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[10.126.231.35]", "X-ClientProxiedBy": "rnnvmail202.nvidia.com (10.129.68.7) To\n rnnvmail201.nvidia.com (10.129.68.8)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "MWH0EPF000971E4:EE_|DM4PR12MB6039:EE_", "X-MS-Office365-Filtering-Correlation-Id": "d9cc685a-c331-4f9d-29b7-08dbda1da0ec", "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:216.228.117.160; CTRY:US; LANG:en; SCL:1;\n SRV:;\n IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc6edge1.nvidia.com; CAT:NONE;\n SFS:(13230031)(4636009)(346002)(396003)(39860400002)(376002)(136003)(230922051799003)(1800799009)(186009)(64100799003)(82310400011)(451199024)(40470700004)(36840700001)(46966006)(356005)(7636003)(47076005)(36860700001)(55016003)(36756003)(2616005)(26005)(336012)(426003)(1076003)(82740400003)(6286002)(16526019)(83380400001)(86362001)(6666004)(7696005)(40480700001)(2906002)(478600001)(70206006)(54906003)(110136005)(70586007)(4326008)(8676002)(450100002)(41300700001)(5660300002)(8936002)(40460700003)(6636002)(316002);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "31 Oct 2023 14:28:19.0389 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n d9cc685a-c331-4f9d-29b7-08dbda1da0ec", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.160];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n MWH0EPF000971E4.namprd02.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "DM4PR12MB6039", "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": "When probing the Linux kernel network interfaces attached to E-Switch,\nmlx5 PMD decides the representor type and represented entity\nusing phys_port_name exposed by the mlx5 kernel driver in sysfs.\nmlx5 PMD first checks this name for multihost controller index.\nIn multihost scenarios, phys_port_name is prefixed with \"c[0-9]+\" string.\nIncluded integer is the controller index.\n\nAssuming that phys_port_name contains a string representing a physical\nport, i.e. \"p[0-9]+\" string, the parsing logic is incorrect.\nBoth \"p[0-9]+\" and \"c[0-9]+\" match the formatting string used to parse\nphys_port_name, but controller index is still filled out.\n\nThis patch fixes this behavior by storing the parsed index\nin a temporary variable and setting controller index\nif and only if phys_port_name matches multihost controller syntax.\n\nFixes: 59df97f1a832 (\"common/mlx5: support sub-function representor parsing\")\nCc: xuemingl@nvidia.com\nCc: stable@dpdk.org\n\nSigned-off-by: Dariusz Sosnowski <dsosnowski@nvidia.com>\nAcked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>\n---\n drivers/common/mlx5/linux/mlx5_common_os.c | 5 +++--\n 1 file changed, 3 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/common/mlx5/linux/mlx5_common_os.c b/drivers/common/mlx5/linux/mlx5_common_os.c\nindex 7260c1a19f..41345e1597 100644\n--- a/drivers/common/mlx5/linux/mlx5_common_os.c\n+++ b/drivers/common/mlx5/linux/mlx5_common_os.c\n@@ -96,10 +96,11 @@ mlx5_translate_port_name(const char *port_name_in,\n \tchar ctrl = 0, pf_c1, pf_c2, vf_c1, vf_c2, eol;\n \tchar *end;\n \tint sc_items;\n+\tint32_t ctrl_num = -1;\n \n-\tsc_items = sscanf(port_name_in, \"%c%d\",\n-\t\t\t &ctrl, &port_info_out->ctrl_num);\n+\tsc_items = sscanf(port_name_in, \"%c%d\", &ctrl, &ctrl_num);\n \tif (sc_items == 2 && ctrl == 'c') {\n+\t\tport_info_out->ctrl_num = ctrl_num;\n \t\tport_name_in++; /* 'c' */\n \t\tport_name_in += snprintf(NULL, 0, \"%d\",\n \t\t\t\t\t port_info_out->ctrl_num);\n", "prefixes": [ "2/8" ] }