On 21/05/2019 19:18, Alexei Starovoitov wrote: > I think Ed had an idea on how to specify BTF in asm syntax. Specifically, see [1] for BTF as implemented in ebpf_asm, though note that it doesn't (yet) cover .btf.ext or lineinfo. [1]: https://github.com/solarflarecom/ebpf_asm/tree/btfdoc#type-definitions Thanks for the reference. I just checked out your `btfdoc' branch. I will take a look. Where would you like to get feedback/suggestions/questions btw? bpf@xxxxxxxxxxxxxxx?