diff --git a/kernel/power/power.h b/kernel/power/power.h
index 46c5a26..05611d4 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -37,13 +37,13 @@ static inline char *check_image_kernel(struct swsusp_info *info)
  * Keep some memory free so that I/O operations can succeed without paging
  * [Might this be more than 4 MB?]
  */
-#define PAGES_FOR_IO	((4096 * 1024) >> PAGE_SHIFT)
+extern int PAGES_FOR_IO;
 
 /*
  * Keep 1 MB of memory free so that device drivers can allocate some pages in
  * their .suspend() routines without breaking the suspend to disk.
  */
-#define SPARE_PAGES	((1024 * 1024) >> PAGE_SHIFT)
+extern int SPARE_PAGES;
 
 /* kernel/power/hibernate.c */
 extern int hibernation_snapshot(int platform_mode);
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 36cb168..0985d11 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -35,6 +35,13 @@
 
 #include "power.h"
 
+int PAGES_FOR_IO = (4096 * 1024) >> PAGE_SHIFT;
+core_param(PAGES_FOR_IO, PAGES_FOR_IO, int, 0644);
+
+int SPARE_PAGES = (1024 * 1024) >> PAGE_SHIFT;
+core_param(SPARE_PAGES, SPARE_PAGES, int, 0644);
+
+
 static int swsusp_page_is_free(struct page *);
 static void swsusp_set_page_forbidden(struct page *);
 static void swsusp_unset_page_forbidden(struct page *);