[Cake] cake infinite loop(?) with hfsc on one-armed router

[Jonathan Morton]

> On 28 Dec, 2018, at 11:22 pm, Pete Heist <pete at heistp.net> wrote:
> 
> This smells of a bug Toke fixed on Sep 12, 2018 in 42e87f12ea5c390bf5eeb658c942bc810046160a, but then reverted in the next commit because it was fixed upstream. However, if I re-apply that commit, it still doesn’t fix it.
> 
> Perhaps there are more cases where skb_reset_mac_len(skb) needs to be called somewhere for VLAN support?

I did wonder if there was something about the old kernel messing things up.

Do you still get acceptable throughput if you disable GRO/GSO at the interfaces?

 - Jonathan Morton