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Sun, 16 Nov 2025 12:46:52 -0800 From: Tariq Toukan To: Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , "David S. Miller" CC: Saeed Mahameed , Leon Romanovsky , Tariq Toukan , Mark Bloch , , , , Gal Pressman , Moshe Shemesh , Carolina Jubran , Cosmin Ratiu , Jiri Pirko Subject: [PATCH net-next 0/6] net/mlx5: Move notifiers outside the devlink lock Date: Sun, 16 Nov 2025 22:45:34 +0200 Message-ID: <1763325940-1231508-1-git-send-email-tariqt@nvidia.com> X-Mailer: git-send-email 2.8.0 Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1PEPF000042AB:EE_|MN2PR12MB4127:EE_ X-MS-Office365-Filtering-Correlation-Id: 1fd70ea1-b4ee-4819-7548-08de255148e7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|376014|82310400026|1800799024; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?VEKH8+VwKOtvHipN+bqoifD/lbd6ywWQ+asahCT6jWx6921gQGKvWe/MmRVY?= =?us-ascii?Q?zNbyhEtKMxyaFNKcWquEQcrjlg/MByNufExqF8qlyhv+xfWUvVXOBvT+GhQD?= =?us-ascii?Q?2v1GK2bKISASDoNSegZBlSbhfTmUi5VS7HJH9s1UIjKHFdQ1w/ask9AHGm2C?= =?us-ascii?Q?djF7h9tQr1todx4IScwL5xD7f0ingkYHRJsEEz1D6KJ3G4s6ze/fwdFfbrMW?= =?us-ascii?Q?X2QFwVS8URetfuWHA+oncSXOpHh17MElPPl/QFcLKNzgOr4KIAObFWYGeAVX?= =?us-ascii?Q?0+OVi5vp0aWfNFAzHU7c9ShQ3O1dwsyb9eGz5JKHENm7QLQn7fgxHu64tvua?= =?us-ascii?Q?aUlUqotD1IzJeXWSxqySW9q2mih2VonXrB8ZbxTHi79kOFCzpSWsOqFNkc/p?= =?us-ascii?Q?UxkQHoJWT7hTNcVTlBzZopmEYMwwn8OadLFCQlN5mGg72MTwovtDhx7oLqTD?= =?us-ascii?Q?jBWzL/Ua4UWShsjXi9GP9KWs1isXRuTFYU6DzoOJoS+rh2WGa/AD3ioTFpiy?= =?us-ascii?Q?ZS40AZqG3E2ApkPSxFwXmnvSrOis7V5ApIJSXK9PsDSwm1ocxoY31PB8b1rb?= =?us-ascii?Q?qL02GvXapejsNdfqQuBEMc8F8jQPzl9q1HdwpF4NlfNLU7O2/4HOTsv4MFzg?= =?us-ascii?Q?xhAY+VxgF4x2sYalZbpcT9fhv/RT91PKU+L5DDSsguKe8D4+pmCo6vPOA/7I?= =?us-ascii?Q?xtHCogh+ggyEE+LJnYWkGCDAYWCTrIkCYA8dAa4e5oFhEp8j8ADpNqHOd0O0?= =?us-ascii?Q?JjId4Lct1kgdcgnu8MQQmEg0rMsvTEE+egIw/L80qa7ra24RzjMKFWvrKQTO?= =?us-ascii?Q?U/g+fwoORpUBOzYchnVoqcIvxmcJbaOLkGhDfyPQlJ7d4vEFt9Q45SAoySbG?= =?us-ascii?Q?ZOJyDUNUF1NdG5rtQAfk/fcSq4802+imxU75JoGKB4OhfTED19I83pxE3lFf?= =?us-ascii?Q?hVu0PrmstL0Lh0s5eQ+uIn/YmB4A1oH6PM09kkcYEcnhqEsOnBTzg4JLqqFU?= =?us-ascii?Q?pN7p1trJvWIzwiTfvdtT1XdKxkTP/8LTTiVv0LGylBhijaEtUGzsyujnwYbC?= =?us-ascii?Q?QCu17RhKk8R7LaFlpIRtiwSZa/5Gza3VYNF9C8SxsQhQiMkrXWm7BDqs8TFl?= =?us-ascii?Q?OwYklxmXghFDwQMBwmuZatihk84hp1gDSkyxsKXhJYm5hnzQtZVvxsSlZo3a?= =?us-ascii?Q?oNezLSFPlE6afJLo2UWYrljH2ZtSV1lA48N/8m4GhvBfp07gGQ422y0qO13y?= =?us-ascii?Q?8QBETQ5KBtbgMV9O7Si2h0W9nyDY7tWMB8AFL97PnzAm8PpYQRU4S+byonKt?= =?us-ascii?Q?4bA9vgAxQbVgstcfcPKJIZkb29G062WFGhRkCJ74MkZPm7NmKbhtsQ1xNWjg?= =?us-ascii?Q?V+tqIiIsLEwDYyhwGvCXMaEi2IlEGq1ZB8qBOLFZLWrM8O856sV3yMXoc1CF?= =?us-ascii?Q?y6WIgUsNCOqeDTTH+KeLeSQN3jngXxJHpU/aGx47WaWEjn3jPTPYyNl30Phq?= =?us-ascii?Q?E61PcNXF5ne1uD843D9gEoL0+mFSLCLMxA/LEveSJcFKrRotFb7rP6+Ym892?= =?us-ascii?Q?mrN1LTDuIuQYeAcejg8=3D?= X-Forefront-Antispam-Report: CIP:216.228.118.232;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge1.nvidia.com;CAT:NONE;SFS:(13230040)(36860700013)(376014)(82310400026)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Nov 2025 20:46:57.8046 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1fd70ea1-b4ee-4819-7548-08de255148e7 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1PEPF000042AB.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4127 Hi, This series by Cosmin moves blocking notifier registration in the mlx5 driver outside the devlink lock during probe. This is mostly a no-op refactoring that consists of multiple pieces. It is necessary because upcoming code will introduce a potential locking cycle between the devlink lock and the blocking notifier head mutexes, so these notifiers must move out of the devlink-locked critical section. Regards, Tariq Cosmin Ratiu (6): net/mlx5: Initialize events outside devlink lock net/mlx5: Move the esw mode notifier chain outside the devlink lock net/mlx5: Move the vhca event notifier outside of the devlink lock net/mlx5: Move the SF HW table notifier outside the devlink lock net/mlx5: Move the SF table notifiers outside the devlink lock net/mlx5: Move SF dev table notifier registration outside the PF devlink lock .../net/ethernet/mellanox/mlx5/core/eswitch.c | 13 +-- .../net/ethernet/mellanox/mlx5/core/eswitch.h | 7 +- .../net/ethernet/mellanox/mlx5/core/main.c | 70 +++++++++++---- .../ethernet/mellanox/mlx5/core/sf/dev/dev.c | 48 ++++++---- .../ethernet/mellanox/mlx5/core/sf/dev/dev.h | 11 +++ .../ethernet/mellanox/mlx5/core/sf/devlink.c | 90 ++++++++++++------- .../ethernet/mellanox/mlx5/core/sf/hw_table.c | 61 ++++++++----- .../net/ethernet/mellanox/mlx5/core/sf/sf.h | 20 ++++- .../mellanox/mlx5/core/sf/vhca_event.c | 69 ++++++-------- .../mellanox/mlx5/core/sf/vhca_event.h | 5 ++ include/linux/mlx5/driver.h | 10 ++- 11 files changed, 253 insertions(+), 151 deletions(-) base-commit: c9dfb92de0738eb7fe6a591ad1642333793e8b6e -- 2.31.1