[PATCH] swap_unplug_io_fn() nommu update

include/linux/swap.h changed the definition for swap_unplug_io_fn() awhile
back, but mm/nommu.c was never updated to reflect the new definition.
As such, mm/nommu.c presently fails to compile. This fixes it.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

mm/nommu.c

@@ -571,6 +571,6 @@ unsigned long get_unmapped_area(struct file *file, unsigned long addr,
 	return -ENOMEM;
 }
 
-void swap_unplug_io_fn(struct backing_dev_info *)
+void swap_unplug_io_fn(struct backing_dev_info *bdi, struct page *page)
 {
 }