bpf: Add bpf_link iterator

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Implement bpf_link iterator to traverse links via bpf_seq_file
operations. The changeset is mostly shamelessly copied from
commit a228a64fc1 ("bpf: Add bpf_prog iterator")

Signed-off-by: Dmitrii Dolgov <9erthalion6@gmail.com>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/r/20220510155233.9815-2-9erthalion6@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Dmitrii Dolgov 2022-05-10 17:52:30 +02:00 • committed by Alexei Starovoitov

parent c4423a174d

commit 9f88361273

4 changed files with 128 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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107

kernel/bpf/link_iter.c

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19

kernel/bpf/syscall.c

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