XXXX introduce drv_sectohz

*** 635,645 ****
                   * then there is no transport.
                   */
                  rw_exit(&rdma_lock);
                  p->cku_err.re_status = RPC_CANTSEND;
                  p->cku_err.re_errno = EIO;
!                 ticks = clnt_rdma_min_delay * drv_usectohz(1000000);
                  if (h->cl_nosignal == TRUE) {
                          delay(ticks);
                  } else {
                          if (delay_sig(ticks) == EINTR) {
                                  p->cku_err.re_status = RPC_INTR;
--- 635,645 ----
                   * then there is no transport.
                   */
                  rw_exit(&rdma_lock);
                  p->cku_err.re_status = RPC_CANTSEND;
                  p->cku_err.re_errno = EIO;
!                 ticks = drv_sectohz(clnt_rdma_min_delay);
                  if (h->cl_nosignal == TRUE) {
                          delay(ticks);
                  } else {
                          if (delay_sig(ticks) == EINTR) {
                                  p->cku_err.re_status = RPC_INTR;
*** 691,701 ****
                          /*
                           * All other failures - server down or service
                           * down or temporary resource failure. Delay before
                           * returning to caller.
                           */
!                         ticks = clnt_rdma_min_delay * drv_usectohz(1000000);
                          p->cku_err.re_status = RPC_CANTCONNECT;
                          p->cku_err.re_errno = EIO;
  
                          if (h->cl_nosignal == TRUE) {
                                  delay(ticks);
--- 691,701 ----
                          /*
                           * All other failures - server down or service
                           * down or temporary resource failure. Delay before
                           * returning to caller.
                           */
!                         ticks = drv_sectohz(clnt_rdma_min_delay);
                          p->cku_err.re_status = RPC_CANTCONNECT;
                          p->cku_err.re_errno = EIO;
  
                          if (h->cl_nosignal == TRUE) {
                                  delay(ticks);