[Cake] [Ecn-sane] l4s kernel submission

Toke Høiland-Jørgensen toke at toke.dk
Mon Oct 18 09:02:09 EDT 2021

Dave Taht <dave.taht at gmail.com> writes:

> An open question for me:
> What happens when a GSO packet is marked? Do all the packets get the
> marking, or just the first?

When segmenting a GSO packet, the IP header is copied to all segments.
The code has grown quite complex over the years, but it's easier to see
in the original submission from 2006:


Which means all packets in a GSO segment will end up marked on the


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