244 static struct cgroup_subsys_state *css_create(struct cgroup *cgrp,
247 static void kill_css(struct cgroup_subsys_state *css);
248 static int cgroup_addrm_files(struct cgroup_subsys_state *css,
485 static struct cgroup_subsys_state *cgroup_css(struct cgroup *cgrp,  in cgroup_css()
505 static struct cgroup_subsys_state *cgroup_e_css_by_mask(struct cgroup *cgrp,  in cgroup_e_css_by_mask()
539 struct cgroup_subsys_state *cgroup_e_css(struct cgroup *cgrp,  in cgroup_e_css()
542 	struct cgroup_subsys_state *css;  in cgroup_e_css()
569 struct cgroup_subsys_state *cgroup_get_e_css(struct cgroup *cgrp,  in cgroup_get_e_css()
572 	struct cgroup_subsys_state *css;  in cgroup_get_e_css()
634 struct cgroup_subsys_state *of_css(struct kernfs_open_file *of)  in of_css()
910 static unsigned long css_set_hash(struct cgroup_subsys_state **css)  in css_set_hash()
973 			     struct cgroup_subsys_state *template[])  in compare_css_sets()
1051 					struct cgroup_subsys_state **template)  in find_existing_css_set()
1171 	struct cgroup_subsys_state *template[CGROUP_SUBSYS_COUNT] = { };  in find_css_set()
1238 		struct cgroup_subsys_state *css = cset->subsys[ssid];  in find_css_set()
1670 		struct cgroup_subsys_state *css = cgroup_css(cgrp, cft->ss);  in cgroup_rm_file()
1687 static void css_clear_dir(struct cgroup_subsys_state *css)  in css_clear_dir()
1720 static int css_populate_dir(struct cgroup_subsys_state *css)  in css_populate_dir()
1815 		struct cgroup_subsys_state *css = cgroup_css(scgrp, ss);  in rebind_subsystems()
2454 					 struct cgroup_subsys_state **dst_cssp)  in cgroup_taskset_first()
2471 					struct cgroup_subsys_state **dst_cssp)  in cgroup_taskset_next()
2994 	struct cgroup_subsys_state *d_css;  in cgroup_update_dfl_csses()
3065 	struct cgroup_subsys_state *d_css;  in cgroup_lock_and_drain_offline()
3074 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_lock_and_drain_offline()
3105 	struct cgroup_subsys_state *d_css;  in cgroup_save_control()
3125 	struct cgroup_subsys_state *d_css;  in cgroup_propagate_control()
3146 	struct cgroup_subsys_state *d_css;  in cgroup_restore_control()
3155 static bool css_visible(struct cgroup_subsys_state *css)  in css_visible()
3183 	struct cgroup_subsys_state *d_css;  in cgroup_apply_control_enable()
3189 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_apply_control_enable()
3229 	struct cgroup_subsys_state *d_css;  in cgroup_apply_control_disable()
3235 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_apply_control_disable()
3456 	struct cgroup_subsys_state *d_css;  in cgroup_enable_threaded()
3653 static struct cgroup_subsys_state *cgroup_tryget_css(struct cgroup *cgrp,  in cgroup_tryget_css()
3656 	struct cgroup_subsys_state *css;  in cgroup_tryget_css()
3671 	struct cgroup_subsys_state *css;  in cgroup_extra_stat_show()
3690 	struct cgroup_subsys_state *css;  in cgroup_local_stat_show()
3968 	struct cgroup_subsys_state *css;  in cgroup_kill()
4052 	struct cgroup_subsys_state *css;  in cgroup_file_write()
4128 	struct cgroup_subsys_state *css = seq_css(m);  in cgroup_seqfile_show()
4183 static int cgroup_add_file(struct cgroup_subsys_state *css, struct cgroup *cgrp,  in cgroup_add_file()
4231 static int cgroup_addrm_files(struct cgroup_subsys_state *css,  in cgroup_addrm_files()
4273 	struct cgroup_subsys_state *css;  in cgroup_apply_cftypes()
4524 struct cgroup_subsys_state *css_next_child(struct cgroup_subsys_state *pos,  in css_next_child()
4525 					   struct cgroup_subsys_state *parent)  in css_next_child()
4527 	struct cgroup_subsys_state *next;  in css_next_child()
4552 		next = list_entry_rcu(parent->children.next, struct cgroup_subsys_state, sibling);  in css_next_child()
4554 		next = list_entry_rcu(pos->sibling.next, struct cgroup_subsys_state, sibling);  in css_next_child()
4592 struct cgroup_subsys_state *
4593 css_next_descendant_pre(struct cgroup_subsys_state *pos,  in css_next_descendant_pre()
4594 			struct cgroup_subsys_state *root)  in css_next_descendant_pre()
4596 	struct cgroup_subsys_state *next;  in css_next_descendant_pre()
4634 struct cgroup_subsys_state *
4635 css_rightmost_descendant(struct cgroup_subsys_state *pos)  in css_rightmost_descendant()
4637 	struct cgroup_subsys_state *last, *tmp;  in css_rightmost_descendant()
4652 static struct cgroup_subsys_state *
4653 css_leftmost_descendant(struct cgroup_subsys_state *pos)  in css_leftmost_descendant()
4655 	struct cgroup_subsys_state *last;  in css_leftmost_descendant()
4687 struct cgroup_subsys_state *
4688 css_next_descendant_post(struct cgroup_subsys_state *pos,  in css_next_descendant_post()
4689 			 struct cgroup_subsys_state *root)  in css_next_descendant_post()
4691 	struct cgroup_subsys_state *next;  in css_next_descendant_post()
4720 bool css_has_online_children(struct cgroup_subsys_state *css)  in css_has_online_children()
4722 	struct cgroup_subsys_state *child;  in css_has_online_children()
4918 void css_task_iter_start(struct cgroup_subsys_state *css, unsigned int flags,  in css_task_iter_start()
5343 	struct cgroup_subsys_state *css = container_of(to_rcu_work(work),  in css_free_rwork_fn()
5344 				struct cgroup_subsys_state, destroy_rwork);  in css_free_rwork_fn()
5352 		struct cgroup_subsys_state *parent = css->parent;  in css_free_rwork_fn()
5393 	struct cgroup_subsys_state *css =  in css_release_work_fn()
5394 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_release_work_fn()
5447 	struct cgroup_subsys_state *css =  in css_release()
5448 		container_of(ref, struct cgroup_subsys_state, refcnt);  in css_release()
5454 static void init_and_link_css(struct cgroup_subsys_state *css,  in init_and_link_css()
5483 static int online_css(struct cgroup_subsys_state *css)  in online_css()
5504 static void offline_css(struct cgroup_subsys_state *css)  in offline_css()
5531 static struct cgroup_subsys_state *css_create(struct cgroup *cgrp,  in css_create()
5535 	struct cgroup_subsys_state *parent_css = cgroup_css(parent, ss);  in css_create()
5536 	struct cgroup_subsys_state *css;  in css_create()
5783 	struct cgroup_subsys_state *css =  in css_killed_work_fn()
5784 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_killed_work_fn()
5801 	struct cgroup_subsys_state *css =  in css_killed_ref_fn()
5802 		container_of(ref, struct cgroup_subsys_state, refcnt);  in css_killed_ref_fn()
5819 static void kill_css(struct cgroup_subsys_state *css)  in kill_css()
5881 	struct cgroup_subsys_state *css;  in cgroup_destroy_locked()
5975 	struct cgroup_subsys_state *css;  in cgroup_init_subsys()
6098 			struct cgroup_subsys_state *css =  in cgroup_init()
6337 	struct cgroup_subsys_state *css;  in cgroup_v1v2_get_from_file()
6773 struct cgroup_subsys_state *css_tryget_online_from_dir(struct dentry *dentry,  in css_tryget_online_from_dir()
6778 	struct cgroup_subsys_state *css = NULL;  in css_tryget_online_from_dir()
6812 struct cgroup_subsys_state *css_from_id(int id, struct cgroup_subsys *ss)  in css_from_id()