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helo=mail.nvidia.com; pr=C", "From": "Dariusz Sosnowski <dsosnowski@nvidia.com>", "To": "Thomas Monjalon <thomas@monjalon.net>, Ferruh Yigit\n <ferruh.yigit@amd.com>, Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>", "CC": "<dev@dpdk.org>, Aman Singh <aman.deep.singh@intel.com>, Yuying Zhang\n <yuying.zhang@intel.com>, Matan Azrad <matan@nvidia.com>, \"Viacheslav\n Ovsiienko\" <viacheslavo@nvidia.com>", "Subject": "[PATCH v3 0/3] ethdev: document special cases of port start and stop", "Date": "Mon, 14 Nov 2022 18:19:53 +0000", "Message-ID": "<20221114181956.1052159-1-dsosnowski@nvidia.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20221109190639.886457-1-dsosnowski@nvidia.com>", "References": "", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[10.126.230.35]", "X-ClientProxiedBy": "rnnvmail203.nvidia.com (10.129.68.9) To\n rnnvmail201.nvidia.com (10.129.68.8)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "BN8NAM11FT090:EE_|CH2PR12MB4923:EE_", "X-MS-Office365-Filtering-Correlation-Id": "93056ee8-2f75-4819-c9b9-08dac66cfa69", "X-LD-Processed": "43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr", "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; 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Ip=[216.228.117.160];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n BN8NAM11FT090.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "CH2PR12MB4923", "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 series attempts to address the special failure\ncases of rte_eth_dev_stop() and rte_eth_dev_start().\n\nIn case of starting a port, If the port cannot be started and\nstart operation must be retried, PMDs might return (-EAGAIN)\nto notify about such situation.\n\nIn case of stopping a port, If the port cannot be stopped\nin the current state, PMDs might return (-EBUSY)\nto notify about such situation.\n\nThese cases are addressed in ethdev API docs.\nTestpmd is updated to allow users to manually retry start/stop operations.\n\nv3:\n- Allow to retry port stop in testpmd for all errors.\n- Made error descriptions in the API more generic and\n moved specific error causes descriptions to PMD.\n\nv2:\n- Fixed documentation build.\n\nDariusz Sosnowski (3):\n net/mlx5: fix log level on failed transfer proxy stop\n net/mlx5: document E-Switch limitations with HWS in mlx5 PMD\n ethdev: document special cases of port start and stop\n\n app/test-pmd/testpmd.c | 8 +++++++-\n doc/guides/nics/mlx5.rst | 13 +++++++++++++\n drivers/net/mlx5/mlx5_trigger.c | 17 ++++++++++++++---\n lib/ethdev/rte_ethdev.h | 2 ++\n 4 files changed, 36 insertions(+), 4 deletions(-)" }