786 	struct page *head = compound_head(page); /* rmap on tail pages */  in __mod_lruvec_page_state()  local
792 	memcg = page_memcg(head);  in __mod_lruvec_page_state()
2049 	struct page *head = compound_head(page); /* rmap on tail pages */  in lock_page_memcg()  local
2063 	memcg = page_memcg(head);  in lock_page_memcg()
2077 	if (memcg != page_memcg(head)) {  in lock_page_memcg()
2113 	struct page *head = compound_head(page);  in unlock_page_memcg()  local
2115 	__unlock_page_memcg(page_memcg(head));  in unlock_page_memcg()
3329 void split_page_memcg(struct page *head, unsigned int nr)  in split_page_memcg()  argument
3331 	struct mem_cgroup *memcg = page_memcg(head);  in split_page_memcg()
3338 		head[i].memcg_data = head->memcg_data;  in split_page_memcg()
3340 	if (PageMemcgKmem(head))  in split_page_memcg()
3341 		obj_cgroup_get_many(__page_objcg(head), nr - 1);  in split_page_memcg()