--- linux/include/linux/fs.h
+++ linux/include/linux/fs.h
@@ -580,41 +580,41 @@
 		unsigned long, unsigned long);
 
 struct address_space_operations {
-	int (* const writepage)(struct page *page, struct writeback_control *wbc);
-	int (* const readpage)(struct file *, struct page *);
+	int (*writepage)(struct page *page, struct writeback_control *wbc);
+	int (*readpage)(struct file *, struct page *);
 
 	/* Write back some dirty pages from this mapping. */
-	int (* const writepages)(struct address_space *, struct writeback_control *);
+	int (*writepages)(struct address_space *, struct writeback_control *);
 
 	/* Set a page dirty.  Return true if this dirtied it */
-	int (* const set_page_dirty)(struct page *page);
+	int (*set_page_dirty)(struct page *page);
 
-	int (* const readpages)(struct file *filp, struct address_space *mapping,
+	int (*readpages)(struct file *filp, struct address_space *mapping,
 			struct list_head *pages, unsigned nr_pages);
 
-	int (* const write_begin)(struct file *, struct address_space *mapping,
+	int (*write_begin)(struct file *, struct address_space *mapping,
 				loff_t pos, unsigned len, unsigned flags,
 				struct page **pagep, void **fsdata);
-	int (* const write_end)(struct file *, struct address_space *mapping,
+	int (*write_end)(struct file *, struct address_space *mapping,
 				loff_t pos, unsigned len, unsigned copied,
 				struct page *page, void *fsdata);
 
 	/* Unfortunately this kludge is needed for FIBMAP. Don't use it */
-	sector_t (* const bmap)(struct address_space *, sector_t);
-	void (* const invalidatepage) (struct page *, unsigned long);
-	int (* const releasepage) (struct page *, gfp_t);
-	void (* const freepage)(struct page *);
-	ssize_t (* const direct_IO)(int, struct kiocb *, const struct iovec *iov,
+	sector_t (*bmap)(struct address_space *, sector_t);
+	void (*invalidatepage) (struct page *, unsigned long);
+	int (*releasepage) (struct page *, gfp_t);
+	void (*freepage)(struct page *);
+	ssize_t (*direct_IO)(int, struct kiocb *, const struct iovec *iov,
 			loff_t offset, unsigned long nr_segs);
-	int (* const get_xip_mem)(struct address_space *, pgoff_t, int,
+	int (*get_xip_mem)(struct address_space *, pgoff_t, int,
 						void **, unsigned long *);
 	/* migrate the contents of a page to the specified target */
-	int (* const migratepage) (struct address_space *,
+	int (*migratepage) (struct address_space *,
 			struct page *, struct page *);
-	int (* const launder_page) (struct page *);
-	int (* const is_partially_uptodate) (struct page *, read_descriptor_t *,
+	int (*launder_page) (struct page *);
+	int (*is_partially_uptodate) (struct page *, read_descriptor_t *,
 					unsigned long);
-	int (* const error_remove_page)(struct address_space *, struct page *);
+	int (*error_remove_page)(struct address_space *, struct page *);
 };
 
 extern const struct address_space_operations empty_aops;