bpf: Add bpf_prog iterator

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It's mostly a copy paste of commit 6086d29def ("bpf: Add bpf_map iterator")
that is use to implement bpf_seq_file opreations to traverse all bpf programs.

v1->v2: Tweak to use build time btf_id

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Yonghong Song <yhs@fb.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>

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Alexei Starovoitov 2020-07-01 18:10:18 -07:00

parent 3f9969f2c0

commit a228a64fc1

4 changed files with 124 additions and 1 deletions

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1

include/linux/bpf.h

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2

kernel/bpf/Makefile

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103

kernel/bpf/prog_iter.c

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19

kernel/bpf/syscall.c

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