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| author | Hengqi Chen <hengqi.chen@gmail.com> | 2021-10-21 21:47:51 +0800 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2021-10-21 15:11:06 -0700 |
| commit | 9eeb3aa33ae005526f672b394c1791578463513f (patch) | |
| tree | 0c70fe4027644192a334d3bd60bbbcb8e4f7758d /tools/testing/selftests/bpf/progs/test_skc_to_unix_sock.c | |
| parent | samples: bpf: Suppress readelf stderr when probing for BTF support (diff) | |
| download | linux-9eeb3aa33ae005526f672b394c1791578463513f.tar.gz linux-9eeb3aa33ae005526f672b394c1791578463513f.zip | |
bpf: Add bpf_skc_to_unix_sock() helper
The helper is used in tracing programs to cast a socket
pointer to a unix_sock pointer.
The return value could be NULL if the casting is illegal.
Suggested-by: Yonghong Song <yhs@fb.com>
Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Song Liu <songliubraving@fb.com>
Link: https://lore.kernel.org/bpf/20211021134752.1223426-2-hengqi.chen@gmail.com
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_skc_to_unix_sock.c')
0 files changed, 0 insertions, 0 deletions