208 struct mem_cgroup {  struct
212 	struct mem_cgroup_id id;  argument
215 	struct page_counter memory;
216 	struct page_counter swap;
219 	struct page_counter memsw;
220 	struct page_counter kmem;
221 	struct page_counter tcpmem;
224 	unsigned long high;
227 	struct work_struct high_work;
229 	unsigned long soft_limit;
232 	struct vmpressure vmpressure;
237 	bool use_hierarchy;
263 	struct mem_cgroup_thresholds thresholds;  argument
266 	struct mem_cgroup_thresholds memsw_thresholds;  argument
273 	 * mem_cgroup ? And what type of charges should we move ?  argument
275 	unsigned long move_charge_at_immigrate;
277 	spinlock_t		move_lock;
278 	unsigned long		move_lock_flags;
285 	atomic_t		moving_account;
286 	struct task_struct	*move_lock_task;
289 	struct memcg_vmstats_percpu __percpu *vmstats_local;
292 	struct memcg_vmstats_percpu __percpu *vmstats_percpu;
296 	atomic_long_t		vmstats[MEMCG_NR_STAT];
297 	atomic_long_t		vmevents[NR_VM_EVENT_ITEMS];
300 	atomic_long_t		memory_events[MEMCG_NR_MEMORY_EVENTS];
301 	atomic_long_t		memory_events_local[MEMCG_NR_MEMORY_EVENTS];
303 	unsigned long		socket_pressure;
306 	bool			tcpmem_active;
307 	int			tcpmem_pressure;
311 	int kmemcg_id;
312 	enum memcg_kmem_state kmem_state;
313 	struct list_head kmem_caches;
337 	struct mem_cgroup_per_node *nodeinfo[0];  argument
347 extern struct mem_cgroup *root_mem_cgroup;  argument