[Bridge] [PATCH 2/3] bridge: Add filtering support for default_pvid
Vlad Yasevich
vyasevic at redhat.com
Mon Sep 15 15:09:17 UTC 2014
On 09/14/2014 11:21 AM, Toshiaki Makita wrote:
> (14/09/13 (土) 5:44), Vladislav Yasevich wrote:
>> Currently when vlan filtering is turned on on the bridge, the bridge
>> will drop all traffic untill the user configures the filter. This
>> isn't very nice for ports that don't care about vlans and just
>> want untagged traffic.
>>
>> A concept of a default_pvid was recently introduced. This patch
>> adds filtering support for default_pvid. Now, ports that don't
>> care about vlans and don't define there own filter will belong
>> to the VLAN of the default_pvid and continue to receive untagged
>> traffic.
>
> If user sets pvid, then vid 1 (default_pvid) will become non-pvid but
> still not be filtered, right?
Right.
> vlan_bitmap of default_pvid shouldn't be cleared on setting pvid?
I can see arguments for both. Just because the user wishes to set a
different pvid may not always mean that vlan associated with default pvid
shouldn't be filtered. I think it's at user's discretion. I hesitate
to do too many things automatically.
-vlad
>
> Thanks,
> Toshiaki Makita
>
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