XXXX introduce drv_sectohz

*** 716,726 ****
                          KCF_PROV_REFRELE(provider);
  
                  /* Wait till the existing requests complete. */
                  while (kcf_get_refcnt(provider, B_TRUE) > 0) {
                          /* wait 1 second and try again. */
!                         delay(1 * drv_usectohz(1000000));
                  }
          }
  
          if (new_count == 0) {
                  kcf_policy_remove_by_name(name, &prev_count, &prev_array);
--- 716,726 ----
                          KCF_PROV_REFRELE(provider);
  
                  /* Wait till the existing requests complete. */
                  while (kcf_get_refcnt(provider, B_TRUE) > 0) {
                          /* wait 1 second and try again. */
!                         delay(drv_sectohz(1));
                  }
          }
  
          if (new_count == 0) {
                  kcf_policy_remove_by_name(name, &prev_count, &prev_array);