Re: [PATCH bpf-next 0/4] Convert filter.txt to RST

[Alexei Starovoitov]

On Thu, Aug 09, 2018 at 03:23:24PM +1000, Tobin C. Harding wrote:
> 
> Daniel and Alexei, can I please have permission to add GPLv2+ to the BPF
> docs?

kernel licensing is GPLv2 without +
every file (including docs) can potentially have a different
compatible license, but since they were developed
implicitly under v2 only you would need to get a buy-in from
all contributors before making such change.