Re: [PATCH v4 net-next 3/6] drivers: net: dsa: add locked fdb entry flag to drivers

From: Vladimir Oltean
Date: Thu Jul 21 2022 - 07:59:51 EST


On Sun, Jul 17, 2022 at 05:53:22PM +0200, netdev@xxxxxxxxxxxxxxxxxxxx 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?