5709 	ssize_t sret;  in tracing_read_pipe()  local
5719 	sret = trace_seq_to_user(&iter->seq, ubuf, cnt);  in tracing_read_pipe()
5720 	if (sret != -EBUSY)  in tracing_read_pipe()
5726 		sret = iter->trace->read(iter, filp, ubuf, cnt, ppos);  in tracing_read_pipe()
5727 		if (sret)  in tracing_read_pipe()
5732 	sret = tracing_wait_pipe(filp);  in tracing_read_pipe()
5733 	if (sret <= 0)  in tracing_read_pipe()
5738 		sret = 0;  in tracing_read_pipe()
5782 	sret = trace_seq_to_user(&iter->seq, ubuf, cnt);  in tracing_read_pipe()
5790 	if (sret == -EBUSY)  in tracing_read_pipe()
5796 	return sret;  in tracing_read_pipe()