diff options
author | KP Singh <kpsingh@google.com> | 2020-03-29 01:43:54 +0100 |
---|---|---|
committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-03-30 01:35:11 +0200 |
commit | 1e092a0318292637cde832868016f37e942eed24 (patch) | |
tree | a1ba54bb8ab6571011f6f834e2516dee145c2221 /tools/lib/bpf/bpf.c | |
parent | bpf: lsm: Initialize the BPF LSM hooks (diff) | |
download | wireguard-linux-1e092a0318292637cde832868016f37e942eed24.tar.xz wireguard-linux-1e092a0318292637cde832868016f37e942eed24.zip |
tools/libbpf: Add support for BPF_PROG_TYPE_LSM
Since BPF_PROG_TYPE_LSM uses the same attaching mechanism as
BPF_PROG_TYPE_TRACING, the common logic is refactored into a static
function bpf_program__attach_btf_id.
A new API call bpf_program__attach_lsm is still added to avoid userspace
conflicts if this ever changes in the future.
Signed-off-by: KP Singh <kpsingh@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Brendan Jackman <jackmanb@google.com>
Reviewed-by: Florent Revest <revest@google.com>
Reviewed-by: James Morris <jamorris@linux.microsoft.com>
Acked-by: Yonghong Song <yhs@fb.com>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Link: https://lore.kernel.org/bpf/20200329004356.27286-7-kpsingh@chromium.org
Diffstat (limited to 'tools/lib/bpf/bpf.c')
-rw-r--r-- | tools/lib/bpf/bpf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index c6dafe563176..73220176728d 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -235,7 +235,8 @@ int bpf_load_program_xattr(const struct bpf_load_program_attr *load_attr, memset(&attr, 0, sizeof(attr)); attr.prog_type = load_attr->prog_type; attr.expected_attach_type = load_attr->expected_attach_type; - if (attr.prog_type == BPF_PROG_TYPE_STRUCT_OPS) { + if (attr.prog_type == BPF_PROG_TYPE_STRUCT_OPS || + attr.prog_type == BPF_PROG_TYPE_LSM) { attr.attach_btf_id = load_attr->attach_btf_id; } else if (attr.prog_type == BPF_PROG_TYPE_TRACING || attr.prog_type == BPF_PROG_TYPE_EXT) { |