621 struct cgroup_subsys {  struct
622 	struct cgroup_subsys_state *(*css_alloc)(struct cgroup_subsys_state *parent_css);  argument
623 	int (*css_online)(struct cgroup_subsys_state *css);  argument
624 	void (*css_offline)(struct cgroup_subsys_state *css);  argument
625 	void (*css_released)(struct cgroup_subsys_state *css);  argument
626 	void (*css_free)(struct cgroup_subsys_state *css);  argument
627 	void (*css_reset)(struct cgroup_subsys_state *css);  argument
628 	void (*css_rstat_flush)(struct cgroup_subsys_state *css, int cpu);  argument
630 				   struct cgroup_subsys_state *css);  argument
642 	void (*bind)(struct cgroup_subsys_state *root_css);  argument
644 	bool early_init:1;
657 	bool implicit_on_dfl:1;
669 	bool threaded:1;
683 	bool broken_hierarchy:1;
684 	bool warned_broken_hierarchy:1;
687 	int id;
688 	const char *name;
691 	const char *legacy_name;
694 	struct cgroup_root *root;
697 	struct idr css_idr;
703 	struct list_head cfts;
709 	struct cftype *dfl_cftypes;	/* for the default hierarchy */
710 	struct cftype *legacy_cftypes;	/* for the legacy hierarchies */
719 	unsigned int depends_on;