[Cake] CAKE upstreaming - testers wanted, ACK filtering rescuers needed

Stephen Hemminger stephen at networkplumber.org
Wed Apr 25 21:32:00 EDT 2018

On Thu, 26 Apr 2018 10:40:29 +0930
Ryan Mounce <ryan at mounce.com.au> wrote:

> I'll investigate making the ACK filtering code safe, it is my mess after all :)
> Eric obviously understands this stuff a lot better than me, it looks
> like there are two issues?
> - Lack of minimum length check for TCP header, should be fairly
> straight-forward to fix
> - The possibility of unsafely filtering part of a split GSO super-packet?
> Regards,
> Ryan Mounce
> ryan at mounce.com.au
> 0415 799 929

It makes more sense to move it out of Cake altogether. Cake is already one
of those projects that seems to have Golden Hammer disease.

Why not in netfilter or XDP? Then it could be used in other contexts like
tunnels or selectively based on route etc.

More information about the Cake mailing list