1 files changed, 12 insertions, 0 deletions

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 0d5f823ce3fc..4ed5c7367b9b 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -237,6 +237,18 @@ struct inode;
 #define page_private(page)              ((page)->private)
 #define set_page_private(page, v)       ((page)->private = (v))
 
+/* It's valid only if the page is free path or free_list */
+static inline void set_freepage_migratetype(struct page *page, int migratetype)
+{
+        set_page_private(page, migratetype);
+}
+
+/* It's valid only if the page is free path or free_list */
+static inline int get_freepage_migratetype(struct page *page)
+{
+        return page_private(page);
+}
+
 /*
  * FIXME: take this include out, include page-flags.h in
  * files which need it (119 of them)