5998 	ssize_t sret;  in tracing_read_pipe()  local
6008 	sret = trace_seq_to_user(&iter->seq, ubuf, cnt);  in tracing_read_pipe()
6009 	if (sret != -EBUSY)  in tracing_read_pipe()
6015 		sret = iter->trace->read(iter, filp, ubuf, cnt, ppos);  in tracing_read_pipe()
6016 		if (sret)  in tracing_read_pipe()
6021 	sret = tracing_wait_pipe(filp);  in tracing_read_pipe()
6022 	if (sret <= 0)  in tracing_read_pipe()
6027 		sret = 0;  in tracing_read_pipe()
6072 	sret = trace_seq_to_user(&iter->seq, ubuf, cnt);  in tracing_read_pipe()
6080 	if (sret == -EBUSY)  in tracing_read_pipe()
6086 	return sret;  in tracing_read_pipe()