linux-kernel - Re: [PATCH v2] net: dsa: tag_brcm: legacy: fix daisy-chained switches

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Message-Id: <167944561704.18069.14666163144674500443.git-patchwork-notify@kernel.org>
Date:   Wed, 22 Mar 2023 00:40:17 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Álvaro Fernández Rojas <noltari@...il.com>@ci.codeaurora.org
Cc:     andrew@...n.ch, f.fainelli@...il.com, jonas.gorski@...il.com,
        olteanv@...il.com, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, michal.swiatkowski@...ux.intel.com
Subject: Re: [PATCH v2] net: dsa: tag_brcm: legacy: fix daisy-chained switches

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Sun, 19 Mar 2023 10:55:40 +0100 you wrote:
> When BCM63xx internal switches are connected to switches with a 4-byte
> Broadcom tag, it does not identify the packet as VLAN tagged, so it adds one
> based on its PVID (which is likely 0).
> Right now, the packet is received by the BCM63xx internal switch and the 6-byte
> tag is properly processed. The next step would to decode the corresponding
> 4-byte tag. However, the internal switch adds an invalid VLAN tag after the
> 6-byte tag and the 4-byte tag handling fails.
> In order to fix this we need to remove the invalid VLAN tag after the 6-byte
> tag before passing it to the 4-byte tag decoding.
> 
> [...]

Here is the summary with links:
  - [v2] net: dsa: tag_brcm: legacy: fix daisy-chained switches
    https://git.kernel.org/netdev/net/c/032a954061af

You are awesome, thank you!
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