Re: [PATCH net V2] net/mlx5e: TC, Check if flow is PEER before acquiring devcom lock

[email protected] Fri, 31 Jul 2026 00:00:13 +0000

Newsgroups	org.kernel.vger.linux-rdma,org.kernel.vger.linux-kernel,org.kernel.vger.netdev
Message-ID	<178545601313.49120.11958619412514428271.git-patchwork-notify@kernel.org>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:

On Tue, 28 Jul 2026 07:43:38 +0300 you wrote:
> From: Shay Drory <[email protected]>
> 
> In case __mlx5e_add_fdb_flow() fails in lower levels, the flow is
> deleted via mlx5e_tc_del_flow(), and mlx5e_tc_del_flow() is acquiring
> ESW devcom lock without condition. In addition, in case of peer_flow,
> __mlx5e_add_fdb_flow() is called while holding ESW devcom comp lock.
> This results in an AA deadlock.
> 
> [...]

Here is the summary with links:
  - [net,V2] net/mlx5e: TC, Check if flow is PEER before acquiring devcom lock
    https://git.kernel.org/netdev/net/c/6ddfba2ea98d

You are awesome, thank you!
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