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Tue, 23 Jan 2024 09:56:28 +0000 Date: Tue, 23 Jan 2024 09:56:23 +0000 From: Bruce Richardson To: Mattias =?iso-8859-1?Q?R=F6nnblom?= CC: , , , , , , , , Subject: Re: [PATCH v2 07/11] eventdev: fix documentation for counting single-link ports Message-ID: References: <20240118134557.73172-1-bruce.richardson@intel.com> <20240119174346.108905-1-bruce.richardson@intel.com> <20240119174346.108905-8-bruce.richardson@intel.com> <10e10beb-b842-425d-a591-4992e06255cb@lysator.liu.se> Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <10e10beb-b842-425d-a591-4992e06255cb@lysator.liu.se> X-ClientProxiedBy: DUZPR01CA0222.eurprd01.prod.exchangelabs.com (2603:10a6:10:4b4::29) To DS0PR11MB7309.namprd11.prod.outlook.com (2603:10b6:8:13e::17) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS0PR11MB7309:EE_|DS0PR11MB7262:EE_ X-MS-Office365-Filtering-Correlation-Id: 040c04a7-278c-4181-bfd5-08dc1bf99146 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?iso-8859-1?Q?T3D9CNch9kxaBfe35iJiY1vhq3ZzhMXMKC3yTKMohdaIWGdE6EBkMBjHmt?= =?iso-8859-1?Q?cN0ZCClZ8n95bKg4rR1wzW9irzKgz5Nymwc/7LlSa9qO+w9HYtYX++zOK5?= =?iso-8859-1?Q?7TB4ffsgEG+V8SzBOVgzlo0Sc/qiwSSRuQfCay9zaWMWMaxY4iRFFO/yDY?= =?iso-8859-1?Q?0+gtLLdXNBK3ctsD3IW4sSYRHEacNUnAux7HOw1bu76zNjf8iKPcCbW5rk?= =?iso-8859-1?Q?hbQwgzMSSAGSCQInnGG8dvJ4p/p5zhhPHmtChTXxSvNB3wlDgzgSXs/YIF?= =?iso-8859-1?Q?CfXJ9A261oTVPVQ82zFA5k3VH8yRvV6/SyfOkFTveaSJiU3Wunyavg/hgw?= =?iso-8859-1?Q?08ZIXDUR92XoRwPGbJUNmq1Kmb5+Pym0ZriyLAlmAFvn1auZ63LsqJhWlj?= =?iso-8859-1?Q?r+JIqeibCLN4N0cCAeQWHkhgZrAc3jYvwCc4LA43ApAlP0OuMlWytdth9e?= =?iso-8859-1?Q?GBvZO1HmwXjigJ7w5iHb7y/zRKuRwInzuqVaHth5lw0L7McNb299DoHeRC?= =?iso-8859-1?Q?jv4n/0hVGeZntszTiOOYJs8P+oLdJaX0VknG2J05NQ5va9WN89HmD9hOOn?= =?iso-8859-1?Q?yP5e7PHImIFGtTZ/aY5YyXI4haWyd/MVwlV3FYDNOZlbBJ9Nliy36qvzsU?= =?iso-8859-1?Q?Ix6D3/rWPL1RRiHRLpJNVxHWkMBee2Zeog1Ha5tWAl3tgI+lkLsknZ8xT9?= =?iso-8859-1?Q?2ZTSCVSGvkC1d1iL2cwuLqeltvgY1jtjQqlvHClNScA7yKVHMueE4p8a0S?= =?iso-8859-1?Q?dzD9No/u5560iYbJk2dAefgbA3B1FELX2rLmbsCC7ZVf+6ecAdm/HNyidw?= =?iso-8859-1?Q?NTKffqC0yJ7qXVHZKYi2EeLtz2fDXlG4HTt1x8OwpjkEoJf97SuRxWC67C?= =?iso-8859-1?Q?8yw/FvCUfvah3E1Yyc9HD2LK3n4iINuBQrsPtPnKodRgwY0FQMFqbJMQ28?= =?iso-8859-1?Q?Q7gjB9W8fc64a6TUpbr59nc8ttkh55Tq5jpFaXplXDPoEPX4T4g5PsqLCI?= =?iso-8859-1?Q?++e+Hfcii6VIItmGRPApGaHgjye8TChUmXKwFLiAjG7rPSnvdlEN/OecUz?= =?iso-8859-1?Q?Fn6efJTxJL/uFncza4wKbs+NnQr2eCDQxztNfAuK05rSSIDWzijBRpQGT1?= =?iso-8859-1?Q?gRdQmx27QmDHkJIpKi+Jzox8c0FXjawQID+2QCSO+ZbNnkqIjGXgjYa5rz?= =?iso-8859-1?Q?PAoX6J3L2M022yNUp6uQmmPzx/CUbj7IIcplQnNdV4fODO+afxPUoNNvP+?= =?iso-8859-1?Q?mu7lEhBTFny4hPe4L9oxAp/9k9Om+h/It3Cw+7cmX3eb4g1ehkAEb9WzLI?= =?iso-8859-1?Q?NCCcL3CbhRb/d7xD2HxzkCYpV9d1unAsHAtZVNTm9C5WTsYAeJEBElwrIX?= =?iso-8859-1?Q?WXqHK4TgmRob/KVVQDpORGhHS7ybt99sDeLY+jTKGTfnm6B9lTXb/xxYOS?= =?iso-8859-1?Q?xoSeNUwH9hedHAiPBGwOUzPwlJelPosQaO9Uq+Z2W2fjq9Q0tScldGzDaw?= =?iso-8859-1?Q?tliqa+0eZ3XT4jEYjrPFrDmDhr/GqtIEtz3lg+Vi3OkYIqLbIynUjTODN9?= =?iso-8859-1?Q?l6htJPfk/T60PLfpn4telrsE/WplDh2+tZcHCIGLJtZKrMGWUlfi+1HaEu?= =?iso-8859-1?Q?CzxEiY1UgnTO3JD45aVH9QUdk0OOTofTtUtgMPO30C9vQ6PKc0LAUCkA?= =?iso-8859-1?Q?=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: 040c04a7-278c-4181-bfd5-08dc1bf99146 X-MS-Exchange-CrossTenant-AuthSource: DS0PR11MB7309.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Jan 2024 09:56:27.9704 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: ASDNs5xW97HhZl7qAjHJGw0Bv8QICaOWDygiOoMj7hgFQ3kUyI9CNYcwbZLZxNphNuVQPGDUbGLX/CIcqtP/QWqW+ZkPQjlD6oCMC6H6Cvk= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR11MB7262 X-OriginatorOrg: intel.com X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org On Tue, Jan 23, 2024 at 10:48:47AM +0100, Mattias Rönnblom wrote: > On 2024-01-19 18:43, Bruce Richardson wrote: > > The documentation of how single-link port-queue pairs were counted in > > the rte_event_dev_config structure did not match the actual > > implementation and, if following the documentation, certain valid > > What "documentation" and what "implementation" are you talking about here? > > I'm confused. An DLB2 fix in the form of Eventdev API documentation update. > The documentation in the header file did not match the implementation in the rte_eventdev.c file. The current documentation states[1] that "This value cannot exceed the max_event_queues which previously provided in rte_event_dev_info_get()", but if you check the implementation in the C file[2], it actually checks the passed value against "info.max_event_queues + info.max_single_link_event_port_queue_pairs". [1] https://doc.dpdk.org/api/structrte__event__dev__config.html#a703c026d74436b05fc656652324101e4 [2] https://git.dpdk.org/dpdk/tree/lib/eventdev/rte_eventdev.c#n402