Index: kernel/generic/include/mm/frame.h
===================================================================
--- kernel/generic/include/mm/frame.h	(revision 933cadfdb63d0a16870db764880b5c144894e112)
+++ kernel/generic/include/mm/frame.h	(revision 8d308b91dd790ada0c5d8348bda8fc122a39f6b6)
@@ -164,4 +164,5 @@
 extern void frame_free_noreserve(uintptr_t);
 extern void frame_reference_add(pfn_t);
+extern size_t frame_total_free_get(void);
 
 extern size_t find_zone(pfn_t, size_t, size_t);
Index: kernel/generic/include/mm/reserve.h
===================================================================
--- kernel/generic/include/mm/reserve.h	(revision 933cadfdb63d0a16870db764880b5c144894e112)
+++ kernel/generic/include/mm/reserve.h	(revision 8d308b91dd790ada0c5d8348bda8fc122a39f6b6)
@@ -38,4 +38,5 @@
 #include <typedefs.h>
 
+extern void reserve_init(void);
 extern bool reserve_try_alloc(size_t);
 extern void reserve_force_alloc(size_t);