X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=include%2Flinux%2Fmigrate.h;h=527602cdea1c57211f028d0b81cff7d60934a85d;hb=828d44536cd24dfc085a8cf5a12364972398dcd4;hp=3f34005068d420b2b1766afdec804529dc2772d9;hpb=facef8685b3ff95c01c33d9d836401d0dd26211d;p=cascardo%2Flinux.git

diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 3f34005068d4..527602cdea1c 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -7,6 +7,8 @@
 typedef struct page *new_page_t(struct page *, unsigned long private, int **);
 
 #ifdef CONFIG_MIGRATION
+#define PAGE_MIGRATION 1
+
 extern int putback_lru_pages(struct list_head *l);
 extern int migrate_page(struct address_space *,
 			struct page *, struct page *);
@@ -20,6 +22,8 @@ extern int migrate_vmas(struct mm_struct *mm,
 		const nodemask_t *from, const nodemask_t *to,
 		unsigned long flags);
 #else
+#define PAGE_MIGRATION 0
+
 static inline int putback_lru_pages(struct list_head *l) { return 0; }
 static inline int migrate_pages(struct list_head *l, new_page_t x,
 		unsigned long private) { return -ENOSYS; }