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GET /api/patches/106590/?format=api
{ "id": 106590, "url": "https://patches.dpdk.org/api/patches/106590/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20220127034716.12497-2-eagostini@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": "<20220127034716.12497-2-eagostini@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20220127034716.12497-2-eagostini@nvidia.com", "date": "2022-01-27T03:47:16", "name": "[v4,2/2] app/test-gpudev: test cpu_map/cpu_unmap functions", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "367a2db6422cc1dfaac6cc2b44b0c96b04f6ae9e", "submitter": { "id": 1571, "url": "https://patches.dpdk.org/api/people/1571/?format=api", "name": "Elena Agostini", "email": "eagostini@nvidia.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20220127034716.12497-2-eagostini@nvidia.com/mbox/", "series": [ { "id": 21386, "url": "https://patches.dpdk.org/api/series/21386/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=21386", "date": "2022-01-27T03:47:15", "name": "[v4,1/2] gpudev: expose GPU memory to CPU", "version": 4, "mbox": "https://patches.dpdk.org/series/21386/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/106590/comments/", "check": "warning", "checks": "https://patches.dpdk.org/api/patches/106590/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 835D9A04A3;\n\tWed, 26 Jan 2022 20:38:13 +0100 (CET)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 81DB242759;\n\tWed, 26 Jan 2022 20:38:08 +0100 (CET)", "from NAM11-CO1-obe.outbound.protection.outlook.com\n (mail-co1nam11on2083.outbound.protection.outlook.com [40.107.220.83])\n by mails.dpdk.org (Postfix) with ESMTP id 90A5E4274B\n for <dev@dpdk.org>; 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helo=mail.nvidia.com;", "From": "<eagostini@nvidia.com>", "To": "<dev@dpdk.org>", "CC": "Elena Agostini <eagostini@nvidia.com>", "Subject": "[PATCH v4 2/2] app/test-gpudev: test cpu_map/cpu_unmap functions", "Date": "Thu, 27 Jan 2022 03:47:16 +0000", "Message-ID": "<20220127034716.12497-2-eagostini@nvidia.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20220127034716.12497-1-eagostini@nvidia.com>", "References": "<20220104023408.13379-1-eagostini@nvidia.com>\n <20220127034716.12497-1-eagostini@nvidia.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[10.126.230.35]", "X-ClientProxiedBy": "drhqmail202.nvidia.com (10.126.190.181) To\n rnnvmail201.nvidia.com (10.129.68.8)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "4b6b4937-fcf1-4059-bd14-08d9e1035dd6", "X-MS-TrafficTypeDiagnostic": "BYAPR12MB3381:EE_", "X-Microsoft-Antispam-PRVS": "\n <BYAPR12MB338135287DC0806D3D99E8FDCD209@BYAPR12MB3381.namprd12.prod.outlook.com>", "X-MS-Oob-TLC-OOBClassifiers": "OLM:6108;", "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:12.22.5.236; CTRY:US; LANG:en; SCL:1; SRV:;\n IPV:CAL; SFV:NSPM; H:mail.nvidia.com; PTR:InfoNoRecords; CAT:NONE;\n SFS:(13230001)(4636009)(36840700001)(46966006)(40470700004)(336012)(36860700001)(16526019)(2616005)(1076003)(186003)(426003)(107886003)(6286002)(2876002)(2906002)(356005)(70586007)(36756003)(4326008)(8676002)(70206006)(5660300002)(55016003)(8936002)(26005)(508600001)(86362001)(82310400004)(47076005)(7696005)(6666004)(316002)(81166007)(40460700003)(83380400001)(6916009)(36900700001)(20210929001);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "26 Jan 2022 19:38:02.3266 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 4b6b4937-fcf1-4059-bd14-08d9e1035dd6", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[12.22.5.236];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n BN8NAM11FT034.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BYAPR12MB3381", "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": "From: Elena Agostini <eagostini@nvidia.com>\n\nNew test case added to test the gpudev cpu_map/cpu_unmap functions.\n\nSigned-off-by: Elena Agostini <eagostini@nvidia.com>\n---\n app/test-gpudev/main.c | 63 ++++++++++++++++++++++++++++++++++++++++++\n 1 file changed, 63 insertions(+)", "diff": "diff --git a/app/test-gpudev/main.c b/app/test-gpudev/main.c\nindex 4500a8660b..3d0c17d8fd 100644\n--- a/app/test-gpudev/main.c\n+++ b/app/test-gpudev/main.c\n@@ -185,6 +185,68 @@ register_cpu_memory(uint16_t gpu_id)\n \treturn -1;\n }\n \n+static int\n+gpu_mem_cpu_map(uint16_t gpu_id)\n+{\n+\tvoid *ptr_gpu = NULL;\n+\tvoid *ptr_cpu = NULL;\n+\tsize_t buf_bytes = 1024;\n+\tunsigned int align = 4096;\n+\tint ret;\n+\n+\tprintf(\"\\n=======> TEST: Map GPU memory for CPU visibility\\n\\n\");\n+\n+\t/* Alloc memory on GPU 0 with 4kB alignment */\n+\tptr_gpu = rte_gpu_mem_alloc(gpu_id, buf_bytes, align);\n+\tif (ptr_gpu == NULL) {\n+\t\tfprintf(stderr, \"rte_gpu_mem_alloc GPU memory returned error\\n\");\n+\t\tgoto error;\n+\t}\n+\tprintf(\"GPU memory allocated at 0x%p size is %zd bytes\\n\",\n+\t\t\tptr_gpu, buf_bytes);\n+\n+\tptr_cpu = rte_gpu_mem_cpu_map(gpu_id, buf_bytes, ptr_gpu);\n+\tif (ptr_cpu == NULL) {\n+\t\tfprintf(stderr, \"rte_gpu_mem_cpu_map returned error\\n\");\n+\t\tgoto error;\n+\t}\n+\tprintf(\"GPU memory mapped for CPU access at 0x%p\\n\", ptr_cpu);\n+\n+\t((uint8_t*)ptr_cpu)[0] = 0x4;\n+\t((uint8_t*)ptr_cpu)[1] = 0x5;\n+\t((uint8_t*)ptr_cpu)[2] = 0x6;\n+\n+\tprintf(\"GPU memory first 3 bytes set from CPU: %x %x %x\\n\",\n+\t\t\t((uint8_t*)ptr_cpu)[0],\n+\t\t\t((uint8_t*)ptr_cpu)[1],\n+\t\t\t((uint8_t*)ptr_cpu)[2]);\n+\n+\tret = rte_gpu_mem_cpu_unmap(gpu_id, ptr_cpu);\n+\tif (ret < 0) {\n+\t\tfprintf(stderr, \"rte_gpu_mem_cpu_unmap returned error %d\\n\", ret);\n+\t\tgoto error;\n+\t}\n+\tprintf(\"GPU memory mapped for CPU access at 0x%p\\n\", ptr_cpu);\n+\n+\tret = rte_gpu_mem_free(gpu_id, ptr_gpu);\n+\tif (ret < 0) {\n+\t\tfprintf(stderr, \"rte_gpu_mem_free returned error %d\\n\", ret);\n+\t\tgoto error;\n+\t}\n+\tprintf(\"GPU memory 0x%p freed\\n\", ptr_gpu);\n+\n+\tprintf(\"\\n=======> TEST: PASSED\\n\");\n+\treturn 0;\n+\n+error:\n+\n+\trte_gpu_mem_cpu_unmap(gpu_id, ptr_cpu);\n+\trte_gpu_mem_free(gpu_id, ptr_gpu);\n+\n+\tprintf(\"\\n=======> TEST: FAILED\\n\");\n+\treturn -1;\n+}\n+\n static int\n create_update_comm_flag(uint16_t gpu_id)\n {\n@@ -402,6 +464,7 @@ main(int argc, char **argv)\n \t */\n \talloc_gpu_memory(gpu_id);\n \tregister_cpu_memory(gpu_id);\n+\tgpu_mem_cpu_map(gpu_id);\n \n \t/**\n \t * Communication items test\n", "prefixes": [ "v4", "2/2" ] }