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Miller" , "Eric Dumazet" , Jakub Kicinski , Paolo Abeni , Simon Horman , Jacob Keller , Aleksandr Loktionov , , , References: <20251204155133.2437621-1-aleksander.lobakin@intel.com> From: Alexander Lobakin Content-Language: en-US In-Reply-To: <20251204155133.2437621-1-aleksander.lobakin@intel.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: DU7P250CA0023.EURP250.PROD.OUTLOOK.COM (2603:10a6:10:54f::11) To DS0PR11MB8718.namprd11.prod.outlook.com (2603:10b6:8:1b9::20) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS0PR11MB8718:EE_|SJ0PR11MB5152:EE_ X-MS-Office365-Filtering-Correlation-Id: d996cf54-55c2-43a9-8969-08de5f260c4f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|366016; X-Microsoft-Antispam-Message-Info: =?utf-8?B?T1NQYzJSZ2FDbStxNWd2VWxteGNkRnB0Ly80cE9ZVC9FeWlnYVlTSVNjUldz?= =?utf-8?B?ci9EbkRWRllFRlYrZTQrYVJtYkJFU0JNOTY0My8rNEE1WEFKakdOVzd0U1BN?= =?utf-8?B?SHJ3ZFlhbTFEMHg3WFZIM0Z6dTZWdi9EK2VYUDRKU3NaSUNuQWdJaGxCdENO?= =?utf-8?B?UkJxNUN5WXNSTUpHb3pVODVPd1BxWC9DSjRVVUtiQUJWbTQvb0ZHL2tCV2U0?= =?utf-8?B?NFpBcHFFWjdJZmhBUTA2OS9SWCtqTGZyQU1LOEJwc1NPNWRsMng1UVdUSm84?= =?utf-8?B?ajdnTnk0a0ZldGhERCtQa0ZLZkJyb1Z1Y1dSZU5CbGtBckxXbUNTUzhBVnA1?= =?utf-8?B?Z3ZnRk9FTmY0RXUzV1ZkUkF2aXR1SkxXbW53L1FYVi9SR1pJSlNFa2NsWXNv?= =?utf-8?B?T0N6WW45ZXBvdkRRWWcvNlh4OHBJSFpieTNOUWszOGdEaG9xSUU0TVVRd3gv?= =?utf-8?B?S25mdTdEOVQ5bTgveWxFMHJZT1JXbGgwWUZ1NEFyYzdrRm13bUl2Q0VRUW1l?= =?utf-8?B?OTlCbGJVWVhOaitOOFJCeDBncStLRENySEtjdWRSbFFqUStjekVjRmJ6K2VH?= =?utf-8?B?cmdDeWFocmNCNWxDc1hPRGFUdUdoZGRKWVJaSWk5ZnNqV3BZWlpLb0dIOWlq?= =?utf-8?B?SkpkZnZpWFFmS05hYVQ1SkZhcmdiZm5MRERrMkdndTdXZnBxZi9ZdHlPdW40?= =?utf-8?B?eTFJNXlrbnpiR21QanVVZVdrakNlNWNSS0h2c3hQZmJ1M0RqZjJvQUorNjc5?= =?utf-8?B?ZEtkWUM4SWlUNys2Mi9hT2VuY3dwN3pub2tJNDFRWWtRWS9SRkZHdzJLdzhS?= =?utf-8?B?M3dKVUJCd25DNTFFVkZIM3h4ZG1ESkhULzl4cXFETHJIMFJwcXZESTVCcFhj?= =?utf-8?B?YW9DSzdqNU14V2xrSDY2OVhpaXBpekNMMmY3QktsU2xkWUNacnBiVVhUdFQr?= =?utf-8?B?WUZRNjQ4b0g0Sml6YkVUZ2RTSTVqM3RaSWd6VnIxK0V2cjN0blRNaEZlS0ti?= =?utf-8?B?WEZWRjdHL1pmeGsxRWlMeHM1cXl2TW9HcGxhMmNKK2xORDhXL01hMmlUcEJq?= =?utf-8?B?N00wd3JVK1MveGJQdWlpSFYzemd5azlXcWlQZFRPNjBUcGhqNE5XK2dqdjZi?= =?utf-8?B?eVpld3NHTGwwR1ZKb28yODFGSStla2d1dmVBZ1JqQUpZVXNod0ovMnF5QlJL?= =?utf-8?B?VUxDdjlKQ0ZLVXQ4TU9jVTRxOVpsWWFBT2IvbEk3Sm1pblVEU0JGUnRiMHdl?= =?utf-8?B?am41QnBuVXRvanBka2E0OHg0bXZMUmNqNHgvM01lSlBTL0hiN3lKbEY4dG5x?= =?utf-8?B?dUVZYTBRRkQxYWJxM0VmMnlLQTFDNEZCVUhWNW04UUFTUlBaNjZuQm4wNGNH?= =?utf-8?B?OVJoQ2ZuUlVzMXgxblNSeFdaZTRWUjQ5VStUNkdQMWZxMW5JRDFTU21QMm90?= =?utf-8?B?OHRhVUNXZERPU3NQOHpvYjFnRnh0YnV2ak5CUWJINGpGaCtqTmt0aENpK2cx?= =?utf-8?B?UmFmTjZwdWNITW1aeHdEaE5seXg1WWhNNGNzWDRXcmY1STJwQkJXZjNqUWhv?= =?utf-8?B?bW5rOXpqUVBZQ2ZxLzcxZDh6L0xMdm1jMWtiVXRKcEVKKzVtVEszWHdSMEQ2?= =?utf-8?B?aW91Z2QrL2JaekMrSjdFb29WdktSZlVzOXYyK1FiSnhzQjkzekdvbEM0RS9D?= =?utf-8?B?VytETVpOcmRUMU13RTR6eDRMaGg3elpUbk5GQlNINi9sWFB5WkZiM2xvVGxE?= =?utf-8?B?eVVMUEFLYzg0bS82c2o3eEh6VWlIOEp0Mlc2WE1oazdiRUVDdVRNWW5WY1FI?= =?utf-8?B?Qm12WktPODQxNUhQNVNHN1NKU09WUlg3M2sxVDNaQkRkYVZiY2tJbnJEenkr?= =?utf-8?B?TkVjSHpiUmFnMXpoeHhBWEw5SUp5MVZTTVU0eVgxQ0c0K2xqakUxRUxRS0Jz?= =?utf-8?B?QnhmbStEdlNuVmxuc3dGQWxIYWdBc3BsZDRlL1pQdWNvS21QbnN4VE93ai9r?= =?utf-8?B?ZFNrVnVyejB0UyttU0FLcHJ1SlVQUUZIQ2hVbXp6WW5FZzE5RHk1ZDIvSmpT?= =?utf-8?B?S1hGbzZJcUVLV09pbDFFYitISitEbTluck0wQ3owcktlc3lrVlg2Ym1GN280?= =?utf-8?Q?COes=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DS0PR11MB8718.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(1800799024)(366016);DIR:OUT;SFP:1101; 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Then add the full set of queue_mgmt_ops and don't > unmap unreadable frags on Tx completion. > No perf regressions for the regular flows and no code duplication > implied. > > Credits to the fbnic developers, which's code helped me understand > the memory providers and queue_mgmt_ops logics and served as > a reference. > > Alexander Lobakin (5): > libeth: pass Rx queue index to PP when creating a fill queue > libeth: handle creating pools with unreadable buffers > ice: migrate to netdev ops lock > ice: implement Rx queue management ops > ice: add support for transmitting unreadable frags > > drivers/net/ethernet/intel/ice/ice_lib.h | 11 +- > drivers/net/ethernet/intel/ice/ice_txrx.h | 2 + > drivers/net/ethernet/intel/idpf/idpf_txrx.h | 2 + > include/net/libeth/rx.h | 2 + > include/net/libeth/tx.h | 2 +- > drivers/net/ethernet/intel/iavf/iavf_txrx.c | 1 + > drivers/net/ethernet/intel/ice/ice_base.c | 194 ++++++++++++++------ > drivers/net/ethernet/intel/ice/ice_lib.c | 56 +++++- > drivers/net/ethernet/intel/ice/ice_main.c | 50 ++--- > drivers/net/ethernet/intel/ice/ice_sf_eth.c | 2 + > drivers/net/ethernet/intel/ice/ice_txrx.c | 43 +++-- > drivers/net/ethernet/intel/ice/ice_xsk.c | 4 +- > drivers/net/ethernet/intel/idpf/idpf_txrx.c | 13 ++ > drivers/net/ethernet/intel/libeth/rx.c | 46 +++++ > 14 files changed, 325 insertions(+), 103 deletions(-) > > --- > From v1[0]: > * rebase on top of the latest next-queue; > * fix a typo 'rxq_ixd' -> 'rxq_idx' (Tony). > > Testing hints: > * regular Rx and Tx for regressions; > * /tools/testing/selftests/drivers/net/hw/ contains > scripts for testing netmem Rx and Tx, namely devmem.py and > iou-zcrx.py (read the documentation first). > > [0] https://lore.kernel.org/intel-wired-lan/20251125173603.3834486-1-aleksander.lobakin@intel.com Current status from the validation: * io_uring tests pass, except for tests which try to setup RSS Rx contexts -- after recent changes in the kernel, seems like at least some of our drivers return -EOPNOTSUPP when trying to configure RSS. Tony, did you have any related reports or planned fixes? * devmem -- only the Tx test fails, may be related to our complicated .ndo_start_xmit() logic in ice, I'll investigate this as soon as I get some details from the val. Thanks, Olek