diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index cf55945c83fb..712e8c37a200 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -100,4 +100,6 @@ static __always_inline enum lru_list page_lru(struct page *page)
 	return lru;
 }
 
+#define lru_to_page(head) (list_entry((head)->prev, struct page, lru))
+
 #endif
diff --git a/mm/internal.h b/mm/internal.h
index 016452d2fede..38e24b89e4c4 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -119,8 +119,6 @@ extern int isolate_lru_page(struct page *page);
 extern void putback_lru_page(struct page *page);
 extern bool zone_reclaimable(struct zone *zone);
 
-#define lru_to_page(_head) (list_entry((_head)->prev, struct page, lru))
-
 /*
  * in mm/rmap.c:
  */
diff --git a/mm/readahead.c b/mm/readahead.c
index 0aff760b09d4..20e58e820e44 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -17,6 +17,7 @@
 #include <linux/pagemap.h>
 #include <linux/syscalls.h>
 #include <linux/file.h>
+#include <linux/mm_inline.h>
 
 #include "internal.h"