XXXX introduce drv_sectohz

*** 937,947 ****
           */
          ASSERT(task->ts_timeout_id == 0);
          task->ts_time_start = gethrtime();
          if (task->ts_timeout > 0) {
                  task->ts_timeout_id = timeout(sbp2_task_timeout, task,
!                     task->ts_timeout * drv_usectohz(1000000));
          }
  
          /* notify fetch agent */
          ap->a_state = SBP2_AGENT_STATE_ACTIVE;
          mutex_exit(&ap->a_mutex);
--- 937,947 ----
           */
          ASSERT(task->ts_timeout_id == 0);
          task->ts_time_start = gethrtime();
          if (task->ts_timeout > 0) {
                  task->ts_timeout_id = timeout(sbp2_task_timeout, task,
!                     drv_sectohz(task->ts_timeout));
          }
  
          /* notify fetch agent */
          ap->a_state = SBP2_AGENT_STATE_ACTIVE;
          mutex_exit(&ap->a_mutex);