Re: [PATCH v5 2/6] staging: fsl-dpaa2/ethsw: Add Freescale DPAA2 Ethernet Switch driver

From: Andrew Lunn
Date: Tue Mar 13 2018 - 11:26:27 EST


> Hello Andrew,
>
> The current driver implementation uses only a single FDB for the switch,
> so it is not possible configure multiple flooding domains to accommodate
> ports partitioning.

Ah, O.K. Rather than break somebodies network by wrongly flooding, it
would be better to return -EOPNOTSUPP when the requirement for the
second FDB is met. The offload to hardware will then not happen, and
the software bridge will do all the work.

Andrew