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helo=mail.nvidia.com;", "From": "<eagostini@nvidia.com>", "To": "<dev@dpdk.org>", "CC": "Elena Agostini <eagostini@nvidia.com>", "Date": "Mon, 8 Nov 2021 18:57:56 +0000", "Message-ID": "<20211108185805.3887-1-eagostini@nvidia.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20210602203531.2288645-1-thomas@monjalon.net>", "References": "<20210602203531.2288645-1-thomas@monjalon.net>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[172.20.187.6]", "X-ClientProxiedBy": "HQMAIL105.nvidia.com (172.20.187.12) To\n HQMAIL107.nvidia.com (172.20.187.13)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "feebf566-8270-4ca3-5e45-08d9a2a51880", "X-MS-TrafficTypeDiagnostic": "BN9PR12MB5338:", "X-Microsoft-Antispam-PRVS": "\n <BN9PR12MB5338DC7AB4DBF0AC21913DF5CD919@BN9PR12MB5338.namprd12.prod.outlook.com>", "X-MS-Oob-TLC-OOBClassifiers": "OLM:4125;", "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)(46966006)(36840700001)(86362001)(7696005)(36860700001)(6666004)(356005)(7636003)(36756003)(8676002)(47076005)(6916009)(5660300002)(2616005)(70586007)(70206006)(508600001)(316002)(2906002)(966005)(186003)(82310400003)(426003)(4326008)(55016002)(83380400001)(8936002)(107886003)(2876002)(336012)(1076003)(6286002)(16526019)(26005);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "08 Nov 2021 10:47:01.3015 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n feebf566-8270-4ca3-5e45-08d9a2a51880", "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 CO1NAM11FT064.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BN9PR12MB5338", "Subject": "[dpdk-dev] [PATCH v5 0/9] GPU library", "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", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Elena Agostini <eagostini@nvidia.com>\n\nIn heterogeneous computing system, processing is not only in the CPU.\nSome tasks can be delegated to devices working in parallel.\n\nThe goal of this new library is to enhance the collaboration between\nDPDK, that's primarily a CPU framework, and GPU devices.\n\nWhen mixing network activity with task processing on a non-CPU device,\nthere may be the need to put in communication the CPU with the device\nin order to manage the memory, synchronize operations, exchange info, etc..\n\nThis library provides a number of new features:\n- Interoperability with GPU-specific library with generic handlers\n- Possibility to allocate and free memory on the GPU\n- Possibility to allocate and free memory on the CPU but visible from the GPU\n- Communication functions to enhance the dialog between the CPU and the GPU\n\nThe infrastructure is prepared to welcome drivers in drivers/gpu/\nas the CUDA one:\nhttp://patches.dpdk.org/project/dpdk/cover/20211104020128.13165-1-eagostini@nvidia.com\n\nChangelog:\n- Patches updated to latest DPDK commit\n- Communication list item has an array of mbufs instead of opaque\n objects\n- Communication list free doesn't release mbufs anymore\n- Fixed styling reported by checkpatch\n\nElena Agostini (6):\n gpudev: introduce GPU device class library\n gpudev: add memory API\n gpudev: add memory barrier\n gpudev: add communication flag\n gpudev: add communication list\n doc: add CUDA example in GPU guide\n\nThomas Monjalon (3):\n gpudev: add event notification\n gpudev: add child device representing a device context\n gpudev: support multi-process\n\n .gitignore | 1 +\n MAINTAINERS | 6 +\n app/meson.build | 1 +\n app/test-gpudev/main.c | 367 ++++++++++\n app/test-gpudev/meson.build | 5 +\n doc/api/doxy-api.conf.in | 1 +\n doc/guides/conf.py | 8 +\n doc/guides/gpus/features/default.ini | 13 +\n doc/guides/gpus/index.rst | 11 +\n doc/guides/gpus/overview.rst | 10 +\n doc/guides/index.rst | 1 +\n doc/guides/prog_guide/gpudev.rst | 226 +++++++\n doc/guides/prog_guide/index.rst | 1 +\n doc/guides/rel_notes/release_21_11.rst | 6 +\n drivers/gpu/meson.build | 4 +\n drivers/meson.build | 1 +\n lib/gpudev/gpudev.c | 901 +++++++++++++++++++++++++\n lib/gpudev/gpudev_driver.h | 102 +++\n lib/gpudev/meson.build | 12 +\n lib/gpudev/rte_gpudev.h | 649 ++++++++++++++++++\n lib/gpudev/version.map | 38 ++\n lib/meson.build | 1 +\n 22 files changed, 2365 insertions(+)\n create mode 100644 app/test-gpudev/main.c\n create mode 100644 app/test-gpudev/meson.build\n create mode 100644 doc/guides/gpus/features/default.ini\n create mode 100644 doc/guides/gpus/index.rst\n create mode 100644 doc/guides/gpus/overview.rst\n create mode 100644 doc/guides/prog_guide/gpudev.rst\n create mode 100644 drivers/gpu/meson.build\n create mode 100644 lib/gpudev/gpudev.c\n create mode 100644 lib/gpudev/gpudev_driver.h\n create mode 100644 lib/gpudev/meson.build\n create mode 100644 lib/gpudev/rte_gpudev.h\n create mode 100644 lib/gpudev/version.map" }