35 	log->ubuf = log_buf;  in bpf_vlog_init()
89 		if (log->ubuf && new_n &&  in bpf_verifier_vlog()
90 		    copy_to_user(log->ubuf + cur_pos, log->kbuf, new_n))  in bpf_verifier_vlog()
105 		if (!log->ubuf)  in bpf_verifier_vlog()
127 			if (copy_to_user(log->ubuf + buf_start,  in bpf_verifier_vlog()
133 			if (copy_to_user(log->ubuf + buf_start,  in bpf_verifier_vlog()
137 			if (copy_to_user(log->ubuf,  in bpf_verifier_vlog()
146 	log->ubuf = NULL;  in bpf_verifier_vlog()
168 	if (!log->ubuf)  in bpf_vlog_reset()
176 	if (pos < log->len_total && put_user(zero, log->ubuf + pos))  in bpf_vlog_reset()
177 		log->ubuf = NULL;  in bpf_vlog_reset()
203 		if (copy_from_user(lbuf, log->ubuf + start, nn))  in bpf_vlog_reverse_ubuf()
205 		if (copy_from_user(rbuf, log->ubuf + end - nn, nn))  in bpf_vlog_reverse_ubuf()
214 		if (copy_to_user(log->ubuf + start, rbuf, nn))  in bpf_vlog_reverse_ubuf()
216 		if (copy_to_user(log->ubuf + end - nn, lbuf, nn))  in bpf_vlog_reverse_ubuf()
235 	if (!log->ubuf)  in bpf_vlog_finalize()
281 		log->ubuf = NULL;  in bpf_vlog_finalize()
290 	if (!!log->ubuf != !!log->len_total)  in bpf_vlog_finalize()
294 	if (log->ubuf && log->len_max > log->len_total)  in bpf_vlog_finalize()
821 	char __user *ubuf = u64_to_user_ptr(log_buf);  in bpf_log_attr_init()  local
824 	    !bpf_verifier_log_attr_valid(log_level, ubuf, log_size))  in bpf_log_attr_init()
827 	if (ubuf && ubuf_common && (ubuf != ubuf_common || log_size != common->log_size ||  in bpf_log_attr_init()
832 	log->ubuf = ubuf;  in bpf_log_attr_init()
838 	if (!ubuf && ubuf_common) {  in bpf_log_attr_init()
839 		log->ubuf = ubuf_common;  in bpf_log_attr_init()