XXXX introduce drv_sectohz

@@ -3344,11 +3344,11 @@
                 if (iscsit_rxpdu_queue_monitor_thr_running == B_FALSE) {
                         break;
                 }
                 (void) cv_reltimedwait(&iscsit_rxpdu_queue_monitor_cv,
                     &iscsit_rxpdu_queue_monitor_mutex,
-                    ISCSIT_RXPDU_QUEUE_MONITOR_INTERVAL * drv_usectohz(1000000),
+                    drv_sectohz(ISCSIT_RXPDU_QUEUE_MONITOR_INTERVAL),
                     TR_CLOCK_TICK);
         }
         mutex_exit(&iscsit_rxpdu_queue_monitor_mutex);
         thread_exit();
 }