enforce_attach_type_range 6187 kernel/bpf/verifier.c struct tnum enforce_attach_type_range = tnum_unknown; enforce_attach_type_range 6200 kernel/bpf/verifier.c enforce_attach_type_range = tnum_range(2, 3); enforce_attach_type_range 6235 kernel/bpf/verifier.c if (!tnum_is_unknown(enforce_attach_type_range) && enforce_attach_type_range 6236 kernel/bpf/verifier.c tnum_in(enforce_attach_type_range, reg->var_off))