diff options
Diffstat (limited to 'tools/lib/bpf/libbpf.c')
| -rw-r--r-- | tools/lib/bpf/libbpf.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 85d4f1c5fc52..7f01be2b88b8 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -7896,8 +7896,9 @@ static struct bpf_link *attach_iter(const struct bpf_sec_def *sec, return bpf_program__attach_iter(prog, NULL); } -struct bpf_link * -bpf_program__attach_cgroup(struct bpf_program *prog, int cgroup_fd) +static struct bpf_link * +bpf_program__attach_fd(struct bpf_program *prog, int target_fd, + const char *target_name) { enum bpf_attach_type attach_type; char errmsg[STRERR_BUFSIZE]; @@ -7917,12 +7918,12 @@ bpf_program__attach_cgroup(struct bpf_program *prog, int cgroup_fd) link->detach = &bpf_link__detach_fd; attach_type = bpf_program__get_expected_attach_type(prog); - link_fd = bpf_link_create(prog_fd, cgroup_fd, attach_type, NULL); + link_fd = bpf_link_create(prog_fd, target_fd, attach_type, NULL); if (link_fd < 0) { link_fd = -errno; free(link); - pr_warn("program '%s': failed to attach to cgroup: %s\n", - bpf_program__title(prog, false), + pr_warn("program '%s': failed to attach to %s: %s\n", + bpf_program__title(prog, false), target_name, libbpf_strerror_r(link_fd, errmsg, sizeof(errmsg))); return ERR_PTR(link_fd); } @@ -7931,6 +7932,18 @@ bpf_program__attach_cgroup(struct bpf_program *prog, int cgroup_fd) } struct bpf_link * +bpf_program__attach_cgroup(struct bpf_program *prog, int cgroup_fd) +{ + return bpf_program__attach_fd(prog, cgroup_fd, "cgroup"); +} + +struct bpf_link * +bpf_program__attach_netns(struct bpf_program *prog, int netns_fd) +{ + return bpf_program__attach_fd(prog, netns_fd, "netns"); +} + +struct bpf_link * bpf_program__attach_iter(struct bpf_program *prog, const struct bpf_iter_attach_opts *opts) { |