Re: [PATCH net V3] net/mlx5: Fix deadlock between devlink lock and esw->wq
From: patchwork-bot+netdevbpf
Date: Fri Mar 06 2026 - 20:31:19 EST
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Thu, 5 Mar 2026 10:10:19 +0200 you wrote:
> From: Cosmin Ratiu <cratiu@xxxxxxxxxx>
>
> esw->work_queue executes esw_functions_changed_event_handler ->
> esw_vfs_changed_event_handler and acquires the devlink lock.
>
> .eswitch_mode_set (acquires devlink lock in devlink_nl_pre_doit) ->
> mlx5_devlink_eswitch_mode_set -> mlx5_eswitch_disable_locked ->
> mlx5_eswitch_event_handler_unregister -> flush_workqueue deadlocks
> when esw_vfs_changed_event_handler executes.
>
> [...]
Here is the summary with links:
- [net,V3] net/mlx5: Fix deadlock between devlink lock and esw->wq
https://git.kernel.org/netdev/net/c/aed763abf0e9
You are awesome, thank you!
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