message: DEVICE_UMPIRE in NewDeviceCtrl
diff: @@ -597,6 +597,7 @@ private:
  {
  case MT::DEVICE_DEBUG: return new MmuDeviceMemorySpace();
  case MT::HOST_DEBUG: return new DeviceMemorySpace();
  + case MT::DEVICE_UMPIRE:
  case MT::MANAGED:
  case MT::DEVICE:
  #if defined(MFEM_USE_CUDA)
  