* The 'missing' vdev is a special vdev type used only during import. It
* signifies a placeholder in the root vdev for some vdev that we know is
* missing. We pass it down to the kernel to allow the rest of the
* The 'missing' vdev is a special vdev type used only during import. It
* signifies a placeholder in the root vdev for some vdev that we know is
* missing. We pass it down to the kernel to allow the rest of the