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| author | Stanislav Fomichev <sdf@google.com> | 2020-07-06 16:01:26 -0700 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-07-08 01:07:35 +0200 |
| commit | e8b012e9fabe7eafc1b2c72414e174547683860d (patch) | |
| tree | a46414a2368bf118aa68270242a7b5fe5519ce09 | |
| parent | f5836749c9c04a10decd2742845ad4870965fdef (diff) | |
| download | lwn-e8b012e9fabe7eafc1b2c72414e174547683860d.tar.gz lwn-e8b012e9fabe7eafc1b2c72414e174547683860d.zip | |
libbpf: Add support for BPF_CGROUP_INET_SOCK_RELEASE
Add auto-detection for the cgroup/sock_release programs.
Signed-off-by: Stanislav Fomichev <sdf@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Link: https://lore.kernel.org/bpf/20200706230128.4073544-3-sdf@google.com
| -rw-r--r-- | tools/include/uapi/linux/bpf.h | 1 | ||||
| -rw-r--r-- | tools/lib/bpf/libbpf.c | 4 |
2 files changed, 5 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index da9bf35a26f8..548a749aebb3 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -226,6 +226,7 @@ enum bpf_attach_type { BPF_CGROUP_INET4_GETSOCKNAME, BPF_CGROUP_INET6_GETSOCKNAME, BPF_XDP_DEVMAP, + BPF_CGROUP_INET_SOCK_RELEASE, __MAX_BPF_ATTACH_TYPE }; diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 4ea7f4f1a691..88a483627a2b 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -6917,6 +6917,10 @@ static const struct bpf_sec_def section_defs[] = { BPF_APROG_SEC("cgroup_skb/egress", BPF_PROG_TYPE_CGROUP_SKB, BPF_CGROUP_INET_EGRESS), BPF_APROG_COMPAT("cgroup/skb", BPF_PROG_TYPE_CGROUP_SKB), + BPF_EAPROG_SEC("cgroup/sock_create", BPF_PROG_TYPE_CGROUP_SOCK, + BPF_CGROUP_INET_SOCK_CREATE), + BPF_EAPROG_SEC("cgroup/sock_release", BPF_PROG_TYPE_CGROUP_SOCK, + BPF_CGROUP_INET_SOCK_RELEASE), BPF_APROG_SEC("cgroup/sock", BPF_PROG_TYPE_CGROUP_SOCK, BPF_CGROUP_INET_SOCK_CREATE), BPF_EAPROG_SEC("cgroup/post_bind4", BPF_PROG_TYPE_CGROUP_SOCK, |