Re: [PATCH net v2] net: dsa: mxl862xx: enable assisted learning on CPU port
From: patchwork-bot+netdevbpf@kernel.org
Date: 2026-08-27 19:41:22
Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski [off-list ref]: On Mon, 24 Aug 2026 15:11:43 +0200 you wrote:
The MxL862xx driver enables FDB isolation but does not enable assisted learning on the CPU port. Consequently, MAC addresses learned through a physical switch port are not updated in hardware when the corresponding station moves to a foreign bridge port, such as a Wi-Fi interface. The stale hardware FDB entry continues directing return traffic toward the original physical port. Traffic entering that same port is then filtered instead of being forwarded to the CPU and software bridge. This causes downstream unicast traffic, including DHCP OFFER and ACK packets, to disappear after a client roams to a local wireless interface. The client eventually considers the connection unusable and disconnects. [...]
Here is the summary with links:
- [net,v2] net: dsa: mxl862xx: enable assisted learning on CPU port
https://git.kernel.org/netdev/net/c/88c71cc0ad98
You are awesome, thank you!
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