extern struct cgroup_subsys_state *mem_cgroup_css(struct mem_cgroup *mem);
extern int
-mem_cgroup_prepare_migration(struct page *page, struct mem_cgroup **ptr);
+mem_cgroup_prepare_migration(struct page *page,
+ struct page *newpage, struct mem_cgroup **ptr);
extern void mem_cgroup_end_migration(struct mem_cgroup *mem,
struct page *oldpage, struct page *newpage);
}
static inline int
-mem_cgroup_prepare_migration(struct page *page, struct mem_cgroup **ptr)
+mem_cgroup_prepare_migration(struct page *page, struct page *newpage,
+ struct mem_cgroup **ptr)
{
return 0;
}