Subject: Re: [PATCH net-next RESEND] net: Do not call ndo_dflt_fdb_dump if ndo_fdb_dump is defined.

From: "Samudrala, Sridhar" <[email-masked]>
Date: Tue, 16 Dec 2014 09:21:21 -0800

On 12/16/2014 8:35 AM, John Fastabend wrote:
>
>> Is there no way to get the unicast/multicast mac addresses for such
>> a driver?
>
> You can almost infer it from ip link by looking at all the stacked
> drivers and figuring out how the address are propagated down. Then
> look at the routes and figure out multicast address. But other than
> the fdb dump mechanism I don't think there is anything.

It looks like we can get the device specific unicast/multicast mac 
addresses via 'ip maddr' too.