netdev - Re: [PATCH net] net: sparx5/lan969x: fix flooding configuration on bridge join/leave

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Message-Id: 
 <175983120701.1833525.11091874014123062686.git-patchwork-notify@kernel.org>
Date: Tue, 07 Oct 2025 10:00:07 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Daniel Machon <daniel.machon@...rochip.com>
Cc: andrew+netdev@...n.ch, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, UNGLinuxDriver@...rochip.com,
 steen.hegelund@...rochip.com, jacob.e.keller@...el.com,
 netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: sparx5/lan969x: fix flooding configuration on
 bridge join/leave

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Fri, 3 Oct 2025 14:35:59 +0200 you wrote:
> The sparx5 driver programs UC/MC/BC flooding in sparx5_update_fwd() by
> unconditionally applying bridge_fwd_mask to all flood PGIDs. Any bridge
> topology change that triggers sparx5_update_fwd() (for example enslaving
> another port) therefore reinstalls flooding in hardware for already
> bridged ports, regardless of their per-port flood flags.
> 
> This results in clobbering of the flood masks, and desynchronization
> between software and hardware: the bridge still reports “flood off” for
> the port, but hardware has flooding enabled due to unconditional PGID
> reprogramming.
> 
> [...]

Here is the summary with links:
  - [net] net: sparx5/lan969x: fix flooding configuration on bridge join/leave
    https://git.kernel.org/netdev/net/c/c9d1b0b54258

You are awesome, thank you!
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