+/**
+ * \brief Get the number of times a page has been referenced
+ * \param PAddr Address to check
+ * \return Reference count for the page
+ */
+extern int MM_GetRefCount(tPAddr PAddr);
+/**
+ * \brief Set the node/offset associated with a page
+ * \param PAddr Physical address of page
+ * \param Node Node pointer (tVFS_Node)
+ * \param Offset File offset
+ * \return Boolean failure
+ * \retval 0 Success
+ * \retval 1 Page not allocated
+ */
+extern int MM_SetPageInfo(tPAddr PAddr, void *Node, Uint64 Offset);
+/**
+ * \brief Get the node/offset associated with a page
+ * \param PAddr Physical address of page
+ * \param Node Node pointer (tVFS_Node) destination
+ * \param Offset File offset destination (pointer)
+ * \return Boolean failure
+ * \retval 0 Success
+ * \retval 1 Page not allocated
+ */
+extern int MM_GetPageInfo(tPAddr PAddr, void **Node, Uint64 *Offset);