Re: [PATCH net-next] net/mlx5e: Enable mac forwarding on uplink representor

[Saeed Mahameed]

On 17 Mar 14:36, Jakub Kicinski wrote:
> On Tue, 17 Mar 2026 11:12:15 -0700 Saeed Mahameed wrote:
> > On 11 Mar 20:33, Jakub Kicinski wrote:
> > >On Tue, 10 Mar 2026 12:48:41 +0200 Tariq Toukan wrote:
> > >> This small patch enables mac forwarding to MPFs via uplink representor,
> > >
> > >"mac forwarding to MPF via uplink representor"
> > >Can't wrap my head around this "via". Could you explain this better?
> > >Perhaps some tool can spit out a little diagram to make the flow clear?
> > >
> >
> > Mac forwarding in the sense of linux bridge mac forwarding mechanism which
> > requires set_rx_mode ndo to be implemented.
> >
> > Linux-bridge --> mlx5-uplink-rep --> set_rx_mode --> set up mac in HW.
>
> And the actual forwarding happens in SW bridge? This is just to
> configure the Rx filter not to discard on Rx?

Yes Forwarding happens on the SW bridge, just to register the mac so it
won't get dropped.