80 struct mem_cgroup *root_mem_cgroup __read_mostly;
145 	struct mem_cgroup *memcg;
159 	int (*register_event)(struct mem_cgroup *memcg,
166 	void (*unregister_event)(struct mem_cgroup *memcg,
178 static void mem_cgroup_threshold(struct mem_cgroup *memcg);
179 static void mem_cgroup_oom_notify(struct mem_cgroup *memcg);
193 	struct mem_cgroup *from;
194 	struct mem_cgroup *to;
252 struct vmpressure *memcg_to_vmpressure(struct mem_cgroup *memcg)  in memcg_to_vmpressure()
261 	return &container_of(vmpr, struct mem_cgroup, vmpressure)->css;  in vmpressure_to_css()
326 static int memcg_expand_one_shrinker_map(struct mem_cgroup *memcg,  in memcg_expand_one_shrinker_map()
356 static void memcg_free_shrinker_maps(struct mem_cgroup *memcg)  in memcg_free_shrinker_maps()
374 static int memcg_alloc_shrinker_maps(struct mem_cgroup *memcg)  in memcg_alloc_shrinker_maps()
401 	struct mem_cgroup *memcg;  in memcg_expand_shrinker_maps()
426 void memcg_set_shrinker_bit(struct mem_cgroup *memcg, int nid, int shrinker_id)  in memcg_set_shrinker_bit()
441 static int memcg_alloc_shrinker_maps(struct mem_cgroup *memcg)  in memcg_alloc_shrinker_maps()
445 static void memcg_free_shrinker_maps(struct mem_cgroup *memcg) { }  in memcg_free_shrinker_maps()
461 	struct mem_cgroup *memcg;  in mem_cgroup_css_from_page()
463 	memcg = page->mem_cgroup;  in mem_cgroup_css_from_page()
486 	struct mem_cgroup *memcg;  in page_cgroup_ino()
490 	memcg = READ_ONCE(page->mem_cgroup);  in page_cgroup_ino()
500 mem_cgroup_page_nodeinfo(struct mem_cgroup *memcg, struct page *page)  in mem_cgroup_page_nodeinfo()
584 static unsigned long soft_limit_excess(struct mem_cgroup *memcg)  in soft_limit_excess()
596 static void mem_cgroup_update_tree(struct mem_cgroup *memcg, struct page *page)  in mem_cgroup_update_tree()
633 static void mem_cgroup_remove_from_trees(struct mem_cgroup *memcg)  in mem_cgroup_remove_from_trees()
683 static unsigned long memcg_sum_events(struct mem_cgroup *memcg,  in memcg_sum_events()
689 static void mem_cgroup_charge_statistics(struct mem_cgroup *memcg,  in mem_cgroup_charge_statistics()
721 unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg,  in mem_cgroup_node_nr_lru_pages()
738 static unsigned long mem_cgroup_nr_lru_pages(struct mem_cgroup *memcg,  in mem_cgroup_nr_lru_pages()
749 static bool mem_cgroup_event_ratelimit(struct mem_cgroup *memcg,  in mem_cgroup_event_ratelimit()
781 static void memcg_check_events(struct mem_cgroup *memcg, struct page *page)  in memcg_check_events()
805 struct mem_cgroup *mem_cgroup_from_task(struct task_struct *p)  in mem_cgroup_from_task()
827 struct mem_cgroup *get_mem_cgroup_from_mm(struct mm_struct *mm)  in get_mem_cgroup_from_mm()
829 	struct mem_cgroup *memcg;  in get_mem_cgroup_from_mm()
861 struct mem_cgroup *get_mem_cgroup_from_page(struct page *page)  in get_mem_cgroup_from_page()
863 	struct mem_cgroup *memcg = page->mem_cgroup;  in get_mem_cgroup_from_page()
879 static __always_inline struct mem_cgroup *get_mem_cgroup_from_current(void)  in get_mem_cgroup_from_current()
882 		struct mem_cgroup *memcg = root_mem_cgroup;  in get_mem_cgroup_from_current()
910 struct mem_cgroup *mem_cgroup_iter(struct mem_cgroup *root,  in mem_cgroup_iter()
911 				   struct mem_cgroup *prev,  in mem_cgroup_iter()
916 	struct mem_cgroup *memcg = NULL;  in mem_cgroup_iter()
917 	struct mem_cgroup *pos = NULL;  in mem_cgroup_iter()
1025 void mem_cgroup_iter_break(struct mem_cgroup *root,  in mem_cgroup_iter_break()
1026 			   struct mem_cgroup *prev)  in mem_cgroup_iter_break()
1034 static void invalidate_reclaim_iterators(struct mem_cgroup *dead_memcg)  in invalidate_reclaim_iterators()
1036 	struct mem_cgroup *memcg = dead_memcg;  in invalidate_reclaim_iterators()
1067 int mem_cgroup_scan_tasks(struct mem_cgroup *memcg,  in mem_cgroup_scan_tasks()
1070 	struct mem_cgroup *iter;  in mem_cgroup_scan_tasks()
1103 	struct mem_cgroup *memcg;  in mem_cgroup_page_lruvec()
1111 	memcg = page->mem_cgroup;  in mem_cgroup_page_lruvec()
1171 bool task_in_mem_cgroup(struct task_struct *task, struct mem_cgroup *memcg)  in task_in_mem_cgroup()
1173 	struct mem_cgroup *task_memcg;  in task_in_mem_cgroup()
1204 static unsigned long mem_cgroup_margin(struct mem_cgroup *memcg)  in mem_cgroup_margin()
1234 static bool mem_cgroup_under_move(struct mem_cgroup *memcg)  in mem_cgroup_under_move()
1236 	struct mem_cgroup *from;  in mem_cgroup_under_move()
1237 	struct mem_cgroup *to;  in mem_cgroup_under_move()
1256 static bool mem_cgroup_wait_acct_move(struct mem_cgroup *memcg)  in mem_cgroup_wait_acct_move()
1303 void mem_cgroup_print_oom_info(struct mem_cgroup *memcg, struct task_struct *p)  in mem_cgroup_print_oom_info()
1305 	struct mem_cgroup *iter;  in mem_cgroup_print_oom_info()
1356 unsigned long mem_cgroup_get_max(struct mem_cgroup *memcg)  in mem_cgroup_get_max()
1373 static bool mem_cgroup_out_of_memory(struct mem_cgroup *memcg, gfp_t gfp_mask,  in mem_cgroup_out_of_memory()
1403 static bool test_mem_cgroup_node_reclaimable(struct mem_cgroup *memcg,  in test_mem_cgroup_node_reclaimable()
1422 static void mem_cgroup_may_update_nodemask(struct mem_cgroup *memcg)  in mem_cgroup_may_update_nodemask()
1459 int mem_cgroup_select_victim_node(struct mem_cgroup *memcg)  in mem_cgroup_select_victim_node()
1479 int mem_cgroup_select_victim_node(struct mem_cgroup *memcg)  in mem_cgroup_select_victim_node()
1485 static int mem_cgroup_soft_reclaim(struct mem_cgroup *root_memcg,  in mem_cgroup_soft_reclaim()
1490 	struct mem_cgroup *victim = NULL;  in mem_cgroup_soft_reclaim()
1548 static bool mem_cgroup_oom_trylock(struct mem_cgroup *memcg)  in mem_cgroup_oom_trylock()
1550 	struct mem_cgroup *iter, *failed = NULL;  in mem_cgroup_oom_trylock()
1587 static void mem_cgroup_oom_unlock(struct mem_cgroup *memcg)  in mem_cgroup_oom_unlock()
1589 	struct mem_cgroup *iter;  in mem_cgroup_oom_unlock()
1598 static void mem_cgroup_mark_under_oom(struct mem_cgroup *memcg)  in mem_cgroup_mark_under_oom()
1600 	struct mem_cgroup *iter;  in mem_cgroup_mark_under_oom()
1608 static void mem_cgroup_unmark_under_oom(struct mem_cgroup *memcg)  in mem_cgroup_unmark_under_oom()
1610 	struct mem_cgroup *iter;  in mem_cgroup_unmark_under_oom()
1626 	struct mem_cgroup *memcg;
1633 	struct mem_cgroup *wake_memcg = (struct mem_cgroup *)arg;  in memcg_oom_wake_function()
1634 	struct mem_cgroup *oom_wait_memcg;  in memcg_oom_wake_function()
1646 static void memcg_oom_recover(struct mem_cgroup *memcg)  in memcg_oom_recover()
1667 static enum oom_status mem_cgroup_oom(struct mem_cgroup *memcg, gfp_t mask, int order)  in mem_cgroup_oom()
1726 	struct mem_cgroup *memcg = current->memcg_in_oom;  in mem_cgroup_oom_synchronize()
1787 struct mem_cgroup *mem_cgroup_get_oom_group(struct task_struct *victim,  in mem_cgroup_get_oom_group()
1788 					    struct mem_cgroup *oom_domain)  in mem_cgroup_get_oom_group()
1790 	struct mem_cgroup *oom_group = NULL;  in mem_cgroup_get_oom_group()
1791 	struct mem_cgroup *memcg;  in mem_cgroup_get_oom_group()
1826 void mem_cgroup_print_oom_group(struct mem_cgroup *memcg)  in mem_cgroup_print_oom_group()
1844 struct mem_cgroup *lock_page_memcg(struct page *page)  in lock_page_memcg()
1846 	struct mem_cgroup *memcg;  in lock_page_memcg()
1865 	memcg = page->mem_cgroup;  in lock_page_memcg()
1873 	if (memcg != page->mem_cgroup) {  in lock_page_memcg()
1896 void __unlock_page_memcg(struct mem_cgroup *memcg)  in __unlock_page_memcg()
1916 	__unlock_page_memcg(page->mem_cgroup);  in unlock_page_memcg()
1921 	struct mem_cgroup *cached; /* this never be root cgroup */
1941 static bool consume_stock(struct mem_cgroup *memcg, unsigned int nr_pages)  in consume_stock()
1968 	struct mem_cgroup *old = stock->cached;  in drain_stock()
2002 static void refill_stock(struct mem_cgroup *memcg, unsigned int nr_pages)  in refill_stock()
2026 static void drain_all_stock(struct mem_cgroup *root_memcg)  in drain_all_stock()
2042 		struct mem_cgroup *memcg;  in drain_all_stock()
2066 	struct mem_cgroup *memcg;  in memcg_hotplug_cpu_dead()
2107 static void reclaim_high(struct mem_cgroup *memcg,  in reclaim_high()
2121 	struct mem_cgroup *memcg;  in high_work_func()
2123 	memcg = container_of(work, struct mem_cgroup, high_work);  in high_work_func()
2134 	struct mem_cgroup *memcg;  in mem_cgroup_handle_over_high()
2145 static int try_charge(struct mem_cgroup *memcg, gfp_t gfp_mask,  in try_charge()
2150 	struct mem_cgroup *mem_over_limit;  in try_charge()
2318 static void cancel_charge(struct mem_cgroup *memcg, unsigned int nr_pages)  in cancel_charge()
2361 static void commit_charge(struct page *page, struct mem_cgroup *memcg,  in commit_charge()
2366 	VM_BUG_ON_PAGE(page->mem_cgroup, page);  in commit_charge()
2389 	page->mem_cgroup = memcg;  in commit_charge()
2442 	struct mem_cgroup *memcg;
2451 	struct mem_cgroup *memcg = cw->memcg;  in memcg_kmem_cache_create_func()
2463 static void __memcg_schedule_kmem_cache_create(struct mem_cgroup *memcg,  in __memcg_schedule_kmem_cache_create()
2481 static void memcg_schedule_kmem_cache_create(struct mem_cgroup *memcg,  in memcg_schedule_kmem_cache_create()
2525 	struct mem_cgroup *memcg;  in memcg_kmem_get_cache()
2584 			    struct mem_cgroup *memcg)  in memcg_kmem_charge_memcg()
2600 	page->mem_cgroup = memcg;  in memcg_kmem_charge_memcg()
2615 	struct mem_cgroup *memcg;  in memcg_kmem_charge()
2637 	struct mem_cgroup *memcg = page->mem_cgroup;  in memcg_kmem_uncharge()
2652 	page->mem_cgroup = NULL;  in memcg_kmem_uncharge()
2676 		head[i].mem_cgroup = head->mem_cgroup;  in mem_cgroup_split_huge_fixup()
2678 	__mod_memcg_state(head->mem_cgroup, MEMCG_RSS_HUGE, -HPAGE_PMD_NR);  in mem_cgroup_split_huge_fixup()
2698 				struct mem_cgroup *from, struct mem_cgroup *to)  in mem_cgroup_move_swap_account()
2714 				struct mem_cgroup *from, struct mem_cgroup *to)  in mem_cgroup_move_swap_account()
2722 static int mem_cgroup_resize_max(struct mem_cgroup *memcg,  in mem_cgroup_resize_max()
2865 static inline bool memcg_has_children(struct mem_cgroup *memcg)  in memcg_has_children()
2880 static int mem_cgroup_force_empty(struct mem_cgroup *memcg)  in mem_cgroup_force_empty()
2913 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in mem_cgroup_force_empty_write()
2930 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_hierarchy_write()
2931 	struct mem_cgroup *parent_memcg = mem_cgroup_from_css(memcg->css.parent);  in mem_cgroup_hierarchy_write()
2966 static void accumulate_memcg_tree(struct mem_cgroup *memcg,  in accumulate_memcg_tree()
2969 	struct mem_cgroup *mi;  in accumulate_memcg_tree()
2987 static unsigned long mem_cgroup_usage(struct mem_cgroup *memcg, bool swap)  in mem_cgroup_usage()
2992 		struct mem_cgroup *iter;  in mem_cgroup_usage()
3020 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_read_u64()
3061 static int memcg_online_kmem(struct mem_cgroup *memcg)  in memcg_online_kmem()
3089 static void memcg_offline_kmem(struct mem_cgroup *memcg)  in memcg_offline_kmem()
3092 	struct mem_cgroup *parent, *child;  in memcg_offline_kmem()
3137 static void memcg_free_kmem(struct mem_cgroup *memcg)  in memcg_free_kmem()
3150 static int memcg_online_kmem(struct mem_cgroup *memcg)  in memcg_online_kmem()
3154 static void memcg_offline_kmem(struct mem_cgroup *memcg)  in memcg_offline_kmem()
3157 static void memcg_free_kmem(struct mem_cgroup *memcg)  in memcg_free_kmem()
3162 static int memcg_update_kmem_max(struct mem_cgroup *memcg,  in memcg_update_kmem_max()
3173 static int memcg_update_tcp_max(struct mem_cgroup *memcg, unsigned long max)  in memcg_update_tcp_max()
3215 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in mem_cgroup_write()
3256 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in mem_cgroup_reset()
3300 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_move_charge_write()
3339 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memcg_numa_stat_show()
3353 		struct mem_cgroup *iter;  in memcg_numa_stat_show()
3390 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memcg_stat_show()
3392 	struct mem_cgroup *mi;  in memcg_stat_show()
3479 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_swappiness_read()
3487 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_swappiness_write()
3500 static void __mem_cgroup_threshold(struct mem_cgroup *memcg, bool swap)  in __mem_cgroup_threshold()
3551 static void mem_cgroup_threshold(struct mem_cgroup *memcg)  in mem_cgroup_threshold()
3576 static int mem_cgroup_oom_notify_cb(struct mem_cgroup *memcg)  in mem_cgroup_oom_notify_cb()
3589 static void mem_cgroup_oom_notify(struct mem_cgroup *memcg)  in mem_cgroup_oom_notify()
3591 	struct mem_cgroup *iter;  in mem_cgroup_oom_notify()
3597 static int __mem_cgroup_usage_register_event(struct mem_cgroup *memcg,  in __mem_cgroup_usage_register_event()
3679 static int mem_cgroup_usage_register_event(struct mem_cgroup *memcg,  in mem_cgroup_usage_register_event()
3685 static int memsw_cgroup_usage_register_event(struct mem_cgroup *memcg,  in memsw_cgroup_usage_register_event()
3691 static void __mem_cgroup_usage_unregister_event(struct mem_cgroup *memcg,  in __mem_cgroup_usage_unregister_event()
3770 static void mem_cgroup_usage_unregister_event(struct mem_cgroup *memcg,  in mem_cgroup_usage_unregister_event()
3776 static void memsw_cgroup_usage_unregister_event(struct mem_cgroup *memcg,  in memsw_cgroup_usage_unregister_event()
3782 static int mem_cgroup_oom_register_event(struct mem_cgroup *memcg,  in mem_cgroup_oom_register_event()
3804 static void mem_cgroup_oom_unregister_event(struct mem_cgroup *memcg,  in mem_cgroup_oom_unregister_event()
3823 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(sf));  in mem_cgroup_oom_control_read()
3835 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_oom_control_write()
3850 static int memcg_wb_domain_init(struct mem_cgroup *memcg, gfp_t gfp)  in memcg_wb_domain_init()
3855 static void memcg_wb_domain_exit(struct mem_cgroup *memcg)  in memcg_wb_domain_exit()
3860 static void memcg_wb_domain_size_changed(struct mem_cgroup *memcg)  in memcg_wb_domain_size_changed()
3867 	struct mem_cgroup *memcg = mem_cgroup_from_css(wb->memcg_css);  in mem_cgroup_wb_domain()
3897 	struct mem_cgroup *memcg = mem_cgroup_from_css(wb->memcg_css);  in mem_cgroup_wb_stats()
3898 	struct mem_cgroup *parent;  in mem_cgroup_wb_stats()
3919 static int memcg_wb_domain_init(struct mem_cgroup *memcg, gfp_t gfp)  in memcg_wb_domain_init()
3924 static void memcg_wb_domain_exit(struct mem_cgroup *memcg)  in memcg_wb_domain_exit()
3928 static void memcg_wb_domain_size_changed(struct mem_cgroup *memcg)  in memcg_wb_domain_size_changed()
3956 	struct mem_cgroup *memcg = event->memcg;  in memcg_event_remove()
3980 	struct mem_cgroup *memcg = event->memcg;  in memcg_event_wake()
4030 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in memcg_write_event_control()
4314 static void mem_cgroup_id_remove(struct mem_cgroup *memcg)  in mem_cgroup_id_remove()
4322 static void mem_cgroup_id_get_many(struct mem_cgroup *memcg, unsigned int n)  in mem_cgroup_id_get_many()
4328 static void mem_cgroup_id_put_many(struct mem_cgroup *memcg, unsigned int n)  in mem_cgroup_id_put_many()
4339 static inline void mem_cgroup_id_get(struct mem_cgroup *memcg)  in mem_cgroup_id_get()
4344 static inline void mem_cgroup_id_put(struct mem_cgroup *memcg)  in mem_cgroup_id_put()
4355 struct mem_cgroup *mem_cgroup_from_id(unsigned short id)  in mem_cgroup_from_id()
4361 static int alloc_mem_cgroup_per_node_info(struct mem_cgroup *memcg, int node)  in alloc_mem_cgroup_per_node_info()
4394 static void free_mem_cgroup_per_node_info(struct mem_cgroup *memcg, int node)  in free_mem_cgroup_per_node_info()
4405 static void __mem_cgroup_free(struct mem_cgroup *memcg)  in __mem_cgroup_free()
4415 static void mem_cgroup_free(struct mem_cgroup *memcg)  in mem_cgroup_free()
4421 static struct mem_cgroup *mem_cgroup_alloc(void)  in mem_cgroup_alloc()
4423 	struct mem_cgroup *memcg;  in mem_cgroup_alloc()
4427 	size = sizeof(struct mem_cgroup);  in mem_cgroup_alloc()
4477 	struct mem_cgroup *parent = mem_cgroup_from_css(parent_css);  in mem_cgroup_css_alloc()
4478 	struct mem_cgroup *memcg;  in mem_cgroup_css_alloc()
4535 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_css_online()
4555 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_css_offline()
4581 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_css_released()
4588 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_css_free()
4619 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in mem_cgroup_css_reset()
4782 				   struct mem_cgroup *from,  in mem_cgroup_move_account()
4783 				   struct mem_cgroup *to)  in mem_cgroup_move_account()
4803 	if (page->mem_cgroup != from)  in mem_cgroup_move_account()
4841 	page->mem_cgroup = to;  in mem_cgroup_move_account()
4906 		if (page->mem_cgroup == mc.from) {  in get_mctgt_type()
4951 	if (page->mem_cgroup == mc.from) {  in get_mctgt_type_thp()
5032 	struct mem_cgroup *from = mc.from;  in __mem_cgroup_clear_mc()
5033 	struct mem_cgroup *to = mc.to;  in __mem_cgroup_clear_mc()
5095 	struct mem_cgroup *memcg = NULL; /* unneeded init to make gcc happy */  in mem_cgroup_can_attach()
5096 	struct mem_cgroup *from;  in mem_cgroup_can_attach()
5359 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in memory_current_read()
5366 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memory_min_show()
5380 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in memory_min_write()
5396 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memory_low_show()
5410 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in memory_low_write()
5426 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memory_high_show()
5440 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in memory_high_write()
5463 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memory_max_show()
5477 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in memory_max_write()
5525 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memory_events_show()
5543 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memory_stat_show()
5620 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in memory_oom_group_show()
5630 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in memory_oom_group_write()
5682 		.file_offset = offsetof(struct mem_cgroup, events_file),
5785 enum mem_cgroup_protection mem_cgroup_protected(struct mem_cgroup *root,  in mem_cgroup_protected()
5786 						struct mem_cgroup *memcg)  in mem_cgroup_protected()
5788 	struct mem_cgroup *parent;  in mem_cgroup_protected()
5875 			  gfp_t gfp_mask, struct mem_cgroup **memcgp,  in mem_cgroup_try_charge()
5878 	struct mem_cgroup *memcg = NULL;  in mem_cgroup_try_charge()
5894 		if (compound_head(page)->mem_cgroup)  in mem_cgroup_try_charge()
5921 			  gfp_t gfp_mask, struct mem_cgroup **memcgp,  in mem_cgroup_try_charge_delay()
5924 	struct mem_cgroup *memcg;  in mem_cgroup_try_charge_delay()
5950 void mem_cgroup_commit_charge(struct page *page, struct mem_cgroup *memcg,  in mem_cgroup_commit_charge()
5994 void mem_cgroup_cancel_charge(struct page *page, struct mem_cgroup *memcg,  in mem_cgroup_cancel_charge()
6013 	struct mem_cgroup *memcg;
6062 	if (!page->mem_cgroup)  in uncharge_page()
6071 	if (ug->memcg != page->mem_cgroup) {  in uncharge_page()
6076 		ug->memcg = page->mem_cgroup;  in uncharge_page()
6100 	page->mem_cgroup = NULL;  in uncharge_page()
6143 	if (!page->mem_cgroup)  in mem_cgroup_uncharge()
6179 	struct mem_cgroup *memcg;  in mem_cgroup_migrate()
6194 	if (newpage->mem_cgroup)  in mem_cgroup_migrate()
6198 	memcg = oldpage->mem_cgroup;  in mem_cgroup_migrate()
6224 	struct mem_cgroup *memcg;  in mem_cgroup_sk_alloc()
6269 bool mem_cgroup_charge_skmem(struct mem_cgroup *memcg, unsigned int nr_pages)  in mem_cgroup_charge_skmem()
6303 void mem_cgroup_uncharge_skmem(struct mem_cgroup *memcg, unsigned int nr_pages)  in mem_cgroup_uncharge_skmem()
6378 static struct mem_cgroup *mem_cgroup_id_get_online(struct mem_cgroup *memcg)  in mem_cgroup_id_get_online()
6405 	struct mem_cgroup *memcg, *swap_memcg;  in mem_cgroup_swapout()
6415 	memcg = page->mem_cgroup;  in mem_cgroup_swapout()
6436 	page->mem_cgroup = NULL;  in mem_cgroup_swapout()
6475 	struct mem_cgroup *memcg;  in mem_cgroup_try_charge_swap()
6481 	memcg = page->mem_cgroup;  in mem_cgroup_try_charge_swap()
6519 	struct mem_cgroup *memcg;  in mem_cgroup_uncharge_swap()
6541 long mem_cgroup_get_nr_swap_pages(struct mem_cgroup *memcg)  in mem_cgroup_get_nr_swap_pages()
6556 	struct mem_cgroup *memcg;  in mem_cgroup_swap_full()
6565 	memcg = page->mem_cgroup;  in mem_cgroup_swap_full()
6596 	struct mem_cgroup *memcg = mem_cgroup_from_css(css);  in swap_current_read()
6603 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in swap_max_show()
6617 	struct mem_cgroup *memcg = mem_cgroup_from_css(of_css(of));  in swap_max_write()
6633 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));  in swap_events_show()
6658 		.file_offset = offsetof(struct mem_cgroup, swap_events_file),