+.PP
+It should be underlined that because it runs in user code,
+.B restore
+, when run with the
+.B \-C
+option, sees the files as the kernel presents them, whereas
+.B dump
+sees all the files on a given filesystem. In particular, this
+can cause some confusion when comparing a dumped filesystem a part
+of which is hidden by a filesystem mounted on top of it.