bpf: Add bpf_link iterator
authorDmitrii Dolgov <9erthalion6@gmail.com>
Tue, 10 May 2022 15:52:30 +0000 (17:52 +0200)
committerAlexei Starovoitov <ast@kernel.org>
Tue, 10 May 2022 18:20:45 +0000 (11:20 -0700)
commit9f88361273082825d9f0d13a543d49f9fa0d44a8
tree485b123ad10201fdb1bf16af6402bd419f8b4af9
parentc4423a174d2926c1c165176d17383631d75dfbec
bpf: Add bpf_link iterator

Implement bpf_link iterator to traverse links via bpf_seq_file
operations. The changeset is mostly shamelessly copied from
commit a228a64fc1e4 ("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>
include/linux/bpf.h
kernel/bpf/Makefile
kernel/bpf/link_iter.c [new file with mode: 0644]
kernel/bpf/syscall.c