bpf_kfunc_implicit_arg_legacy_impl
extern int bpf_kfunc_implicit_arg_legacy_impl(int a, int b, struct bpf_prog_aux *aux) __weak __ksym;
return bpf_kfunc_implicit_arg_legacy_impl(5, 6, NULL);
__bpf_kfunc int bpf_kfunc_implicit_arg_legacy_impl(int a, int b, struct bpf_prog_aux *aux);
BTF_ID_FLAGS(func, bpf_kfunc_implicit_arg_legacy_impl)