-static inline int try_to_unmap_ksm(struct page *page, enum ttu_flags flags)
-{
- return 0;
-}
-
-static inline int rmap_walk_ksm(struct page *page, int (*rmap_one)(struct page*,
- struct vm_area_struct *, unsigned long, void *), void *arg)
+static inline int rmap_walk_ksm(struct page *page,
+ struct rmap_walk_control *rwc)