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SubjectRe: [PATCH v4 net-next 3/6] drivers: net: dsa: add locked fdb entry flag to drivers
On 2022-07-21 13:59, Vladimir Oltean wrote:
> On Sun, Jul 17, 2022 at 05:53:22PM +0200, netdev@kapio-technology.com
> wrote:
>> > 3. What happens to packets with a DA matching the zero-DPV entry, are
>> > they also discarded in hardware? If so, here we differ from the bridge
>> > driver implementation where such packets will be forwarded according to
>> > the locked entry and egress the locked port
>>
>> I understand that egress will follow what is setup with regard to UC,
>> MC and
>> BC, though I haven't tested that. But no replies will get through of
>> course
>> as long as the port hasn't been opened for the iface behind the locked
>> port.
>
> Here, should we be rather fixing the software bridge, if the current
> behavior is to forward packets towards locked FDB entries?

Yes, I think that locked entries should block egress to the respective
hosts behind the locked port, which should be fixed in the bridge.

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