Re: [PATCH v2 0/2] l2 hardware accelerated macvlans

[Vlad Yasevich <vyasevich@gmail.com>]

On 11/05/2013 10:17 AM, John Fastabend wrote:
> On 11/5/2013 6:47 AM, Vlad Yasevich wrote:
>> Hi John
>>
>
> [...]
>
>>> series. It would be best (I think) to use the software
>>> path for macvlan to macvlan traffic and save the PCIe
>>> bus. Also this only allows for layer 2 mac forwarding
>>> where some hardware supports more interesting forwarding
>>> capabilities. Integrating with OVS may be useful here.
>>
>> This seems to be saying that for macvlan-macvlan
>> case, you still prefere to do software based forwarding, but
>> patch 1 in the series seem to always attempt to do hardware
>> offloaded forwarding regardless of traffic and macvlan type.
>> Can you clarify.
>>
>> Thanks
>> -vlad
>>
>
> This series always attempts to do hardware offload even in the
> macvlan-macvlan case as you note. I'm suggesting a further
> optimization might be to use the software based forwarding in
> this case. My plan is to investigate this after I get the initial
> series completed.
>

Ahh.  Got it.

Thanks
-vlad