199 struct mem_cgroup {  struct
203 	struct mem_cgroup_id id;  argument
206 	struct page_counter memory;		/* Both v1 & v2 */
208 	union {
214 	struct page_counter kmem;		/* v1 only */
215 	struct page_counter tcpmem;		/* v1 only */
218 	struct work_struct high_work;
221 	unsigned long zswap_max;
227 	bool zswap_writeback;
230 	unsigned long soft_limit;
233 	struct vmpressure vmpressure;
259 	struct mem_cgroup_thresholds thresholds;  argument
262 	struct mem_cgroup_thresholds memsw_thresholds;  argument
269 	 * mem_cgroup ? And what type of charges should we move ?  argument
271 	unsigned long move_charge_at_immigrate;
273 	spinlock_t		move_lock;
274 	unsigned long		move_lock_flags;
279 	struct memcg_vmstats	*vmstats;
282 	atomic_long_t		memory_events[MEMCG_NR_MEMORY_EVENTS];
283 	atomic_long_t		memory_events_local[MEMCG_NR_MEMORY_EVENTS];
290 	unsigned long		socket_pressure;
293 	bool			tcpmem_active;
294 	int			tcpmem_pressure;
297 	int kmemcg_id;
303 	struct obj_cgroup __rcu	*objcg;
304 	struct obj_cgroup	*orig_objcg;
306 	struct list_head objcg_list;
314 	atomic_t		moving_account;
338 	struct mem_cgroup_per_node *nodeinfo[];  argument
348 extern struct mem_cgroup *root_mem_cgroup;  argument