From: Linus Torvalds <[email protected]> Date: Fri, 19 Jan 2018 10:25:03 -0800
> On Fri, Jan 19, 2018 at 8:16 AM, David Miller <[email protected]> wrote: >> >> So this "get requeued" condition I think will trigger always for >> networking tunnel decapsulation. > > Hmm. Interesting and a perhaps bit discouraging. > > Will it always be just a _single_ level of indirection, or will double > tunnels (I assume some people do that, just because the universe is > out to get us) then result in this perhaps repeating several times? Every level of tunnel encapsulation will trigger a new softirq. So if you have an IP tunnel inside of an IP tunnel that will trigger twice.

