diff --git a/mm/internal.h b/mm/internal.h
index 536bc2a839b9..5564841fce36 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -185,8 +185,8 @@ struct compact_control {
 	struct list_head freepages;	/* List of free pages to migrate to */
 	struct list_head migratepages;	/* List of pages being migrated */
 	struct zone *zone;
-	unsigned long nr_freepages;	/* Number of isolated free pages */
-	unsigned long nr_migratepages;	/* Number of pages to migrate */
+	unsigned int nr_freepages;	/* Number of isolated free pages */
+	unsigned int nr_migratepages;	/* Number of pages to migrate */
 	unsigned long total_migrate_scanned;
 	unsigned long total_free_scanned;
 	unsigned long free_pfn;		/* isolate_freepages search base */