cpuio engine cpuload bug fix

[fio.git] / engines / cpu.c

diff --git a/engines/cpu.c b/engines/cpu.c
index 8bc9fd5c3c8c8919d4618bf6f149fb5b142093a6..322dfde7412d9df075132bb8e3bd17c4ad713792 100644 (file)
--- a/engines/cpu.c
+++ b/engines/cpu.c
@@ -10,6 +10,11 @@
 static int fio_cpuio_queue(struct thread_data *td, struct io_u fio_unused *io_u)
 {
        usec_spin(td->o.cpucycle);
+
+       if (io_u->buflen == 0)
+               io_u->buflen = 1;
+       io_u->resid = 0;
+
        return FIO_Q_COMPLETED;
 }