[PATCH] page migration cleanup: pass "mapping" to migration functions

[deliverable/linux.git] / include / linux / fs.h

diff --git a/include/linux/fs.h b/include/linux/fs.h
index c823a3815e24f71ce76a490e08c31b18397db3ca..e917403f4d58fdaa64282db6204e49db0e2808db 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -376,7 +376,8 @@ struct address_space_operations {
        struct page* (*get_xip_page)(struct address_space *, sector_t,
                        int);
        /* migrate the contents of a page to the specified target */
-       int (*migratepage) (struct page *, struct page *);
+       int (*migratepage) (struct address_space *,
+                       struct page *, struct page *);
 };
 
 struct backing_dev_info;
@@ -1772,7 +1773,8 @@ extern void simple_release_fs(struct vfsmount **mount, int *count);
 extern ssize_t simple_read_from_buffer(void __user *, size_t, loff_t *, const void *, size_t);
 
 #ifdef CONFIG_MIGRATION
-extern int buffer_migrate_page(struct page *, struct page *);
+extern int buffer_migrate_page(struct address_space *,
+                               struct page *, struct page *);
 #else
 #define buffer_migrate_page NULL
 #endif