Thread (12 messages) 12 messages, 6 authors, 2026-03-02

Re: [PATCH net] net: dsa: b53: prevent standalone from trying to forward to other ports

From: patchwork-bot+netdevbpf@kernel.org
Date: 2025-05-13 13:49:52
Also in: lkml

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni [off-list ref]:

On Thu,  8 May 2025 11:14:24 +0200 you wrote:
When bridged ports and standalone ports share a VLAN, e.g. via VLAN
uppers, or untagged traffic with a vlan unaware bridge, the ASIC will
still try to forward traffic to known FDB entries on standalone ports.
But since the port VLAN masks prevent forwarding to bridged ports, this
traffic will be dropped.

This e.g. can be observed in the bridge_vlan_unaware ping tests, where
this breaks pinging with learning on.

[...]
Here is the summary with links:
  - [net] net: dsa: b53: prevent standalone from trying to forward to other ports
    https://git.kernel.org/netdev/net/c/4227ea91e265

You are awesome, thank you!
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