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readme: move gory sync details down and add libbpf-bootstrap references

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Move gory details about libbpf mirror and sync into a
separate section at the bottom of README.

Also add references to libbpf-bootstrap and blog about it,
as well as libbpf-tools reference.
This commit is contained in:
Andrii Nakryiko
2020-11-29 13:34:03 -08:00
committed by GitHub
parent 5af3d86b5a
commit 5ae2a2621c
1 changed files with 21 additions and 13 deletions
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README.md
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@@ -1,17 +1,11 @@
This is a mirror of [bpf-next Linux source
tree](https://kernel.googlesource.com/pub/scm/linux/kernel/git/bpf/bpf-next)'s
`tools/lib/bpf` directory plus its supporting header files.
BPF/libbpf usage and questions
==============================
All the gory details of syncing can be found in `scripts/sync-kernel.sh`
script.
Some header files in this repo (`include/linux/*.h`) are reduced versions of
their counterpart files at
[bpf-next](https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/)'s
`tools/include/linux/*.h` to make compilation successful.
BPF questions
=============
Please check out [libbpf-bootstrap](https://github.com/libbpf/libbpf-bootstrap)
and [the companion blog post](https://nakryiko.com/posts/libbpf-bootstrap/) for
the examples of building BPF applications with libbpf.
[libbpf-tools](https://github.com/iovisor/bcc/tree/master/libbpf-tools) are also
a good source of the real-world libbpf-based tracing tools.
All general BPF questions, including kernel functionality, libbpf APIs and
their application, should be sent to bpf@vger.kernel.org mailing list. You can
@@ -135,6 +129,20 @@ use it:
contain lots of real-world tools converted from BCC to BPF CO-RE. Consider
converting some more to both contribute to the BPF community and gain some
more experience with it.
Details
=======
This is a mirror of [bpf-next Linux source
tree](https://kernel.googlesource.com/pub/scm/linux/kernel/git/bpf/bpf-next)'s
`tools/lib/bpf` directory plus its supporting header files.
All the gory details of syncing can be found in `scripts/sync-kernel.sh`
script.
Some header files in this repo (`include/linux/*.h`) are reduced versions of
their counterpart files at
[bpf-next](https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/)'s
`tools/include/linux/*.h` to make compilation successful.
License
=======