253 static struct cgroup_subsys_state *css_create(struct cgroup *cgrp,
256 static void kill_css(struct cgroup_subsys_state *css);
257 static int cgroup_addrm_files(struct cgroup_subsys_state *css,
494 static struct cgroup_subsys_state *cgroup_css(struct cgroup *cgrp,  in cgroup_css()
514 static struct cgroup_subsys_state *cgroup_e_css_by_mask(struct cgroup *cgrp,  in cgroup_e_css_by_mask()
548 struct cgroup_subsys_state *cgroup_e_css(struct cgroup *cgrp,  in cgroup_e_css()
551 	struct cgroup_subsys_state *css;  in cgroup_e_css()
578 struct cgroup_subsys_state *cgroup_get_e_css(struct cgroup *cgrp,  in cgroup_get_e_css()
581 	struct cgroup_subsys_state *css;  in cgroup_get_e_css()
656 struct cgroup_subsys_state *of_css(struct kernfs_open_file *of)  in of_css()
932 static unsigned long css_set_hash(struct cgroup_subsys_state **css)  in css_set_hash()
995 			     struct cgroup_subsys_state *template[])  in compare_css_sets()
1073 					struct cgroup_subsys_state **template)  in find_existing_css_set()
1193 	struct cgroup_subsys_state *template[CGROUP_SUBSYS_COUNT] = { };  in find_css_set()
1260 		struct cgroup_subsys_state *css = cset->subsys[ssid];  in find_css_set()
1702 		struct cgroup_subsys_state *css = cgroup_css(cgrp, cft->ss);  in cgroup_rm_file()
1719 static void css_clear_dir(struct cgroup_subsys_state *css)  in css_clear_dir()
1752 static int css_populate_dir(struct cgroup_subsys_state *css)  in css_populate_dir()
1852 		struct cgroup_subsys_state *css = cgroup_css(scgrp, ss);  in rebind_subsystems()
2543 					 struct cgroup_subsys_state **dst_cssp)  in cgroup_taskset_first()
2560 					struct cgroup_subsys_state **dst_cssp)  in cgroup_taskset_next()
3083 	struct cgroup_subsys_state *d_css;  in cgroup_update_dfl_csses()
3154 	struct cgroup_subsys_state *d_css;  in cgroup_lock_and_drain_offline()
3163 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_lock_and_drain_offline()
3194 	struct cgroup_subsys_state *d_css;  in cgroup_save_control()
3214 	struct cgroup_subsys_state *d_css;  in cgroup_propagate_control()
3235 	struct cgroup_subsys_state *d_css;  in cgroup_restore_control()
3244 static bool css_visible(struct cgroup_subsys_state *css)  in css_visible()
3272 	struct cgroup_subsys_state *d_css;  in cgroup_apply_control_enable()
3278 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_apply_control_enable()
3318 	struct cgroup_subsys_state *d_css;  in cgroup_apply_control_disable()
3324 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_apply_control_disable()
3545 	struct cgroup_subsys_state *d_css;  in cgroup_enable_threaded()
3724 	struct cgroup_subsys_state *css;  in cgroup_stat_show()
3770 static struct cgroup_subsys_state *cgroup_tryget_css(struct cgroup *cgrp,  in cgroup_tryget_css()
3773 	struct cgroup_subsys_state *css;  in cgroup_tryget_css()
3788 	struct cgroup_subsys_state *css;  in cgroup_extra_stat_show()
3807 	struct cgroup_subsys_state *css;  in cgroup_local_stat_show()
4081 	struct cgroup_subsys_state *css;  in cgroup_kill()
4165 	struct cgroup_subsys_state *css;  in cgroup_file_write()
4241 	struct cgroup_subsys_state *css = seq_css(m);  in cgroup_seqfile_show()
4282 static int cgroup_add_file(struct cgroup_subsys_state *css, struct cgroup *cgrp,  in cgroup_add_file()
4323 static int cgroup_addrm_files(struct cgroup_subsys_state *css,  in cgroup_addrm_files()
4365 	struct cgroup_subsys_state *css;  in cgroup_apply_cftypes()
4616 struct cgroup_subsys_state *css_next_child(struct cgroup_subsys_state *pos,  in css_next_child()
4617 					   struct cgroup_subsys_state *parent)  in css_next_child()
4619 	struct cgroup_subsys_state *next;  in css_next_child()
4644 		next = list_entry_rcu(parent->children.next, struct cgroup_subsys_state, sibling);  in css_next_child()
4646 		next = list_entry_rcu(pos->sibling.next, struct cgroup_subsys_state, sibling);  in css_next_child()
4685 struct cgroup_subsys_state *
4686 css_next_descendant_pre(struct cgroup_subsys_state *pos,  in css_next_descendant_pre()
4687 			struct cgroup_subsys_state *root)  in css_next_descendant_pre()
4689 	struct cgroup_subsys_state *next;  in css_next_descendant_pre()
4728 struct cgroup_subsys_state *
4729 css_rightmost_descendant(struct cgroup_subsys_state *pos)  in css_rightmost_descendant()
4731 	struct cgroup_subsys_state *last, *tmp;  in css_rightmost_descendant()
4746 static struct cgroup_subsys_state *
4747 css_leftmost_descendant(struct cgroup_subsys_state *pos)  in css_leftmost_descendant()
4749 	struct cgroup_subsys_state *last;  in css_leftmost_descendant()
4781 struct cgroup_subsys_state *
4782 css_next_descendant_post(struct cgroup_subsys_state *pos,  in css_next_descendant_post()
4783 			 struct cgroup_subsys_state *root)  in css_next_descendant_post()
4785 	struct cgroup_subsys_state *next;  in css_next_descendant_post()
4814 bool css_has_online_children(struct cgroup_subsys_state *css)  in css_has_online_children()
4816 	struct cgroup_subsys_state *child;  in css_has_online_children()
5012 void css_task_iter_start(struct cgroup_subsys_state *css, unsigned int flags,  in css_task_iter_start()
5443 	struct cgroup_subsys_state *css = container_of(to_rcu_work(work),  in css_free_rwork_fn()
5444 				struct cgroup_subsys_state, destroy_rwork);  in css_free_rwork_fn()
5453 		struct cgroup_subsys_state *parent = css->parent;  in css_free_rwork_fn()
5494 	struct cgroup_subsys_state *css =  in css_release_work_fn()
5495 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_release_work_fn()
5561 	struct cgroup_subsys_state *css =  in css_release()
5562 		container_of(ref, struct cgroup_subsys_state, refcnt);  in css_release()
5568 static void init_and_link_css(struct cgroup_subsys_state *css,  in init_and_link_css()
5593 static int online_css(struct cgroup_subsys_state *css)  in online_css()
5617 static void offline_css(struct cgroup_subsys_state *css)  in offline_css()
5654 static struct cgroup_subsys_state *css_create(struct cgroup *cgrp,  in css_create()
5658 	struct cgroup_subsys_state *parent_css = cgroup_css(parent, ss);  in css_create()
5659 	struct cgroup_subsys_state *css;  in css_create()
5914 	struct cgroup_subsys_state *css =  in css_killed_work_fn()
5915 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_killed_work_fn()
5932 	struct cgroup_subsys_state *css =  in css_killed_ref_fn()
5933 		container_of(ref, struct cgroup_subsys_state, refcnt);  in css_killed_ref_fn()
5950 static void kill_css(struct cgroup_subsys_state *css)  in kill_css()
6018 	struct cgroup_subsys_state *css;  in cgroup_destroy_locked()
6114 	struct cgroup_subsys_state *css;  in cgroup_init_subsys()
6244 			struct cgroup_subsys_state *css =  in cgroup_init()
6485 	struct cgroup_subsys_state *css;  in cgroup_v1v2_get_from_file()
6935 struct cgroup_subsys_state *css_tryget_online_from_dir(struct dentry *dentry,  in css_tryget_online_from_dir()
6940 	struct cgroup_subsys_state *css = NULL;  in css_tryget_online_from_dir()
6974 struct cgroup_subsys_state *css_from_id(int id, struct cgroup_subsys *ss)  in css_from_id()