[Cake] openwrt build with latest cake and other qdiscs

[Jonathan Morton]

> On 14 May, 2015, at 13:33, Alan Jenkins <alan.christopher.jenkins at gmail.com> wrote:
> 
> On 14/05/15 11:24, Jonathan Morton wrote:
>> I can’t figure out the connection between HTB and that code. Also,
>> that appears to be GSO, not GRO. I’m not precisely sure what the
>> difference is, but I’d hazard a guess that GSO is outbound, GRO is
>> inbound.
> 
> I've just been reading thanks to Seb.  GSO is outbound.  GRO is inbound.
> 
> They appear to interact in routing: if you GRO packets, you end up with >MTU skbs, which then *have* to be de-aggregated somehow before you can send them.
> 
> (And the popular reference on GRO is https://lwn.net/Articles/358910/).

Which says that GSO can resegment GRO chunks.  Hmm.

Are we typically getting GRO in CPE devices?

 - Jonathan Morton