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Message-Id: <20130912.160033.779509034953932316.davem@davemloft.net>
Date: Thu, 12 Sep 2013 16:00:33 -0400 (EDT)
From: David Miller <davem@...emloft.net>
To: makita.toshiaki@....ntt.co.jp
Cc: vyasevic@...hat.com, netdev@...r.kernel.org
Subject: Re: [PATCH net 0/4] bridge: Fix problems around the PVID
From: Toshiaki Makita <makita.toshiaki@....ntt.co.jp>
Date: Tue, 10 Sep 2013 19:27:54 +0900
> There seem to be some undesirable behaviors related with PVID.
> 1. It has no effect assigning PVID to a port. PVID cannot be applied
> to any frame regardless of whether we set it or not.
> 2. FDB entries learned via frames applied PVID are registered with
> VID 0 rather than VID value of PVID.
> 3. We can set 0 or 4095 as a PVID that are not allowed in IEEE 802.1Q.
> This leads interoperational problems such as sending frames with VID
> 4095, which is not allowed in IEEE 802.1Q, and treating frames with VID
> 0 as they belong to VLAN 0, which is expected to be handled as they have
> no VID according to IEEE 802.1Q.
>
> Note: 2nd and 3rd problems are potential and not exposed unless 1st problem
> is fixed, because we cannot activate PVID due to it.
Please work out the issues in patch #2 with Vlad and resubmit this
series.
Thank you.
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