bpf_link_struct_ops
struct bpf_link_struct_ops *st_link;
st_link = container_of(link, struct bpf_link_struct_ops, link);
struct bpf_link_struct_ops *link;
struct bpf_link_struct_ops *st_ops_link;
st_ops_link = container_of(link, struct bpf_link_struct_ops, link);