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| author | Kuniyuki Iwashima <kuniyu@amazon.co.jp> | 2022-01-13 09:28:47 +0900 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2022-01-18 15:45:06 -0800 |
| commit | eb7d8f1d9ebc7379f09a51bf4faa35e0bfa7437d (patch) | |
| tree | b898281eaf1d1e0316597ea6587feb4217afce0c /net/unix | |
| parent | 855d8e77ffb05be6e54c34dababccb20318aec00 (diff) | |
| download | linux-eb7d8f1d9ebc7379f09a51bf4faa35e0bfa7437d.tar.gz | |
bpf: Support bpf_(get|set)sockopt() in bpf unix iter.
This patch makes bpf_(get|set)sockopt() available when iterating AF_UNIX
sockets.
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.co.jp>
Link: https://lore.kernel.org/r/20220113002849.4384-4-kuniyu@amazon.co.jp
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'net/unix')
| -rw-r--r-- | net/unix/af_unix.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index d383d5f63b6b0..3e0d6281fd1ef 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -3633,6 +3633,20 @@ static const struct bpf_iter_seq_info unix_seq_info = { .seq_priv_size = sizeof(struct bpf_unix_iter_state), }; +static const struct bpf_func_proto * +bpf_iter_unix_get_func_proto(enum bpf_func_id func_id, + const struct bpf_prog *prog) +{ + switch (func_id) { + case BPF_FUNC_setsockopt: + return &bpf_sk_setsockopt_proto; + case BPF_FUNC_getsockopt: + return &bpf_sk_getsockopt_proto; + default: + return NULL; + } +} + static struct bpf_iter_reg unix_reg_info = { .target = "unix", .ctx_arg_info_size = 1, @@ -3640,6 +3654,7 @@ static struct bpf_iter_reg unix_reg_info = { { offsetof(struct bpf_iter__unix, unix_sk), PTR_TO_BTF_ID_OR_NULL }, }, + .get_func_proto = bpf_iter_unix_get_func_proto, .seq_info = &unix_seq_info, }; |