minutes: IO Visor TSC/Dev Meeting


Brenden Blanco
 

Hi All,

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

Thanks,
Brenden

=== Discussion ===

Alexei:
* 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

Brenden:
* Tagged bcc release

Yonghong:
* 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
thought
* build id support added - first user in trace.py

Jiong:
* 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

John:
* 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

Jakub:
* refactoring test cases for verifier improvements

Daniel:
* 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

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