new commit

tests/perfmodels/regression_based_03.c

@@ -49,6 +49,7 @@ void memset0_cpu(void *descr[], void *arg)
     unsigned n = STARPU_VECTOR_GET_NX(descr[0]);
     int i;
 
+    //usleep () function
     usleep(100);
 
     for (i=0; i<n ; i++)