688 struct cgroup_subsys {  struct
689 	struct cgroup_subsys_state *(*css_alloc)(struct cgroup_subsys_state *parent_css);  argument
690 	int (*css_online)(struct cgroup_subsys_state *css);  argument
691 	void (*css_offline)(struct cgroup_subsys_state *css);  argument
692 	void (*css_released)(struct cgroup_subsys_state *css);  argument
693 	void (*css_free)(struct cgroup_subsys_state *css);  argument
694 	void (*css_reset)(struct cgroup_subsys_state *css);  argument
695 	void (*css_rstat_flush)(struct cgroup_subsys_state *css, int cpu);  argument
697 				   struct cgroup_subsys_state *css);  argument
699 				   struct cgroup_subsys_state *css);  argument
711 	void (*bind)(struct cgroup_subsys_state *root_css);  argument
713 	bool early_init:1;
726 	bool implicit_on_dfl:1;
738 	bool threaded:1;
741 	int id;
742 	const char *name;
745 	const char *legacy_name;
748 	struct cgroup_root *root;
751 	struct idr css_idr;
757 	struct list_head cfts;
763 	struct cftype *dfl_cftypes;	/* for the default hierarchy */
764 	struct cftype *legacy_cftypes;	/* for the legacy hierarchies */
773 	unsigned int depends_on;