btf_copy         3464 kernel/bpf/btf.c 	u32 info_copy, btf_copy;
btf_copy         3478 kernel/bpf/btf.c 	btf_copy = min_t(u32, btf->data_size, info.btf_size);
btf_copy         3479 kernel/bpf/btf.c 	if (copy_to_user(ubtf, btf->data, btf_copy))