minutes: IO Visor TSC/Dev Meeting

Brenden Blanco

Hi All,

Thanks for dialing in to the call today. Here are notes from the discussion.


=== Discussion ===

* Spinlock patches being worked on
* Proposal to standardize the BPF ELF format/api to that used by libbpf/bpftool
- First user might be iproute2 conversion
- Should support multi-language bindings (go)
- Approved

* Tagged bcc release

* bringing libbpf into bcc
- few related bugs
* bringing BTF support into bcc - WIP
- issue on getting remapped file (from compilation stage) info into bcc
- getting btf type during map creation in right order in bcc...needs some
* build id support added - first user in trace.py

* respin jmp32 patch set - v2
- implementation in working state
- isa for subregister looking good
- codegen giving smaller results (num of instructions)
- will resend patch set after fixing test failure

* patches to be sent out for sockmap and ktls
* the parser in the filter on the ktls rx side needs some work
- there are some edge cases between ktls and other parsers

* refactoring test cases for verifier improvements

* Helping to refactor/review test verifier code
- splitting up tests by category
* Cilium work to add in second datapath (ipvlan based)

=== Attendees ===
Brenden Blanco
Alexei Starovoitov
Jakub Kicinksi
Martin Lau
Mauricio Vasquez
Quentin Monnet
Dan Siemon
Daniel Borkmann
Jesper Brouer
Andy Gospodarek
Maciej Fijalkowski
Yonghong Song
John F
Paul Chaignon

Join {iovisor-dev@lists.iovisor.org to automatically receive all group messages.