236 static struct cgroup_subsys_state *css_create(struct cgroup *cgrp,
239 static void kill_css(struct cgroup_subsys_state *css);
240 static int cgroup_addrm_files(struct cgroup_subsys_state *css,
478 static struct cgroup_subsys_state *cgroup_css(struct cgroup *cgrp,  in cgroup_css()
496 static struct cgroup_subsys_state *cgroup_tryget_css(struct cgroup *cgrp,  in cgroup_tryget_css()
499 	struct cgroup_subsys_state *css;  in cgroup_tryget_css()
520 static struct cgroup_subsys_state *cgroup_e_css_by_mask(struct cgroup *cgrp,  in cgroup_e_css_by_mask()
554 struct cgroup_subsys_state *cgroup_e_css(struct cgroup *cgrp,  in cgroup_e_css()
557 	struct cgroup_subsys_state *css;  in cgroup_e_css()
581 struct cgroup_subsys_state *cgroup_get_e_css(struct cgroup *cgrp,  in cgroup_get_e_css()
584 	struct cgroup_subsys_state *css;  in cgroup_get_e_css()
642 struct cgroup_subsys_state *of_css(struct kernfs_open_file *of)  in of_css()
935 static unsigned long css_set_hash(struct cgroup_subsys_state *css[])  in css_set_hash()
998 			     struct cgroup_subsys_state *template[])  in compare_css_sets()
1076 					struct cgroup_subsys_state *template[])  in find_existing_css_set()
1196 	struct cgroup_subsys_state *template[CGROUP_SUBSYS_COUNT] = { };  in find_css_set()
1266 		struct cgroup_subsys_state *css = cset->subsys[ssid];  in find_css_set()
1649 		struct cgroup_subsys_state *css = cgroup_css(cgrp, cft->ss);  in cgroup_rm_file()
1666 static void css_clear_dir(struct cgroup_subsys_state *css)  in css_clear_dir()
1695 static int css_populate_dir(struct cgroup_subsys_state *css)  in css_populate_dir()
1782 		struct cgroup_subsys_state *css = cgroup_css(scgrp, ss);  in rebind_subsystems()
2419 					 struct cgroup_subsys_state **dst_cssp)  in cgroup_taskset_first()
2437 					struct cgroup_subsys_state **dst_cssp)  in cgroup_taskset_next()
2978 	struct cgroup_subsys_state *d_css;  in cgroup_update_dfl_csses()
3040 	struct cgroup_subsys_state *d_css;  in cgroup_lock_and_drain_offline()
3049 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_lock_and_drain_offline()
3080 	struct cgroup_subsys_state *d_css;  in cgroup_save_control()
3100 	struct cgroup_subsys_state *d_css;  in cgroup_propagate_control()
3121 	struct cgroup_subsys_state *d_css;  in cgroup_restore_control()
3130 static bool css_visible(struct cgroup_subsys_state *css)  in css_visible()
3158 	struct cgroup_subsys_state *d_css;  in cgroup_apply_control_enable()
3164 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_apply_control_enable()
3204 	struct cgroup_subsys_state *d_css;  in cgroup_apply_control_disable()
3210 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);  in cgroup_apply_control_disable()
3435 	struct cgroup_subsys_state *d_css;  in cgroup_enable_threaded()
3627 	struct cgroup_subsys_state *css;  in cgroup_extra_stat_show()
3835 	struct cgroup_subsys_state *css;  in cgroup_file_write()
3911 	struct cgroup_subsys_state *css = seq_css(m);  in cgroup_seqfile_show()
3966 static int cgroup_add_file(struct cgroup_subsys_state *css, struct cgroup *cgrp,  in cgroup_add_file()
4014 static int cgroup_addrm_files(struct cgroup_subsys_state *css,  in cgroup_addrm_files()
4058 	struct cgroup_subsys_state *css;  in cgroup_apply_cftypes()
4283 struct cgroup_subsys_state *css_next_child(struct cgroup_subsys_state *pos,  in css_next_child()
4284 					   struct cgroup_subsys_state *parent)  in css_next_child()
4286 	struct cgroup_subsys_state *next;  in css_next_child()
4311 		next = list_entry_rcu(parent->children.next, struct cgroup_subsys_state, sibling);  in css_next_child()
4313 		next = list_entry_rcu(pos->sibling.next, struct cgroup_subsys_state, sibling);  in css_next_child()
4352 struct cgroup_subsys_state *
4353 css_next_descendant_pre(struct cgroup_subsys_state *pos,  in css_next_descendant_pre()
4354 			struct cgroup_subsys_state *root)  in css_next_descendant_pre()
4356 	struct cgroup_subsys_state *next;  in css_next_descendant_pre()
4394 struct cgroup_subsys_state *
4395 css_rightmost_descendant(struct cgroup_subsys_state *pos)  in css_rightmost_descendant()
4397 	struct cgroup_subsys_state *last, *tmp;  in css_rightmost_descendant()
4412 static struct cgroup_subsys_state *
4413 css_leftmost_descendant(struct cgroup_subsys_state *pos)  in css_leftmost_descendant()
4415 	struct cgroup_subsys_state *last;  in css_leftmost_descendant()
4447 struct cgroup_subsys_state *
4448 css_next_descendant_post(struct cgroup_subsys_state *pos,  in css_next_descendant_post()
4449 			 struct cgroup_subsys_state *root)  in css_next_descendant_post()
4451 	struct cgroup_subsys_state *next;  in css_next_descendant_post()
4480 bool css_has_online_children(struct cgroup_subsys_state *css)  in css_has_online_children()
4482 	struct cgroup_subsys_state *child;  in css_has_online_children()
4678 void css_task_iter_start(struct cgroup_subsys_state *css, unsigned int flags,  in css_task_iter_start()
5112 	struct cgroup_subsys_state *css = container_of(to_rcu_work(work),  in css_free_rwork_fn()
5113 				struct cgroup_subsys_state, destroy_rwork);  in css_free_rwork_fn()
5121 		struct cgroup_subsys_state *parent = css->parent;  in css_free_rwork_fn()
5162 	struct cgroup_subsys_state *css =  in css_release_work_fn()
5163 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_release_work_fn()
5217 	struct cgroup_subsys_state *css =  in css_release()
5218 		container_of(ref, struct cgroup_subsys_state, refcnt);  in css_release()
5224 static void init_and_link_css(struct cgroup_subsys_state *css,  in init_and_link_css()
5253 static int online_css(struct cgroup_subsys_state *css)  in online_css()
5274 static void offline_css(struct cgroup_subsys_state *css)  in offline_css()
5301 static struct cgroup_subsys_state *css_create(struct cgroup *cgrp,  in css_create()
5305 	struct cgroup_subsys_state *parent_css = cgroup_css(parent, ss);  in css_create()
5306 	struct cgroup_subsys_state *css;  in css_create()
5567 	struct cgroup_subsys_state *css =  in css_killed_work_fn()
5568 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_killed_work_fn()
5585 	struct cgroup_subsys_state *css =  in css_killed_ref_fn()
5586 		container_of(ref, struct cgroup_subsys_state, refcnt);  in css_killed_ref_fn()
5603 static void kill_css(struct cgroup_subsys_state *css)  in kill_css()
5665 	struct cgroup_subsys_state *css;  in cgroup_destroy_locked()
5759 	struct cgroup_subsys_state *css;  in cgroup_init_subsys()
5887 			struct cgroup_subsys_state *css =  in cgroup_init()
6076 	struct cgroup_subsys_state *css;  in cgroup_get_from_file()
6460 struct cgroup_subsys_state *css_tryget_online_from_dir(struct dentry *dentry,  in css_tryget_online_from_dir()
6465 	struct cgroup_subsys_state *css = NULL;  in css_tryget_online_from_dir()
6499 struct cgroup_subsys_state *css_from_id(int id, struct cgroup_subsys *ss)  in css_from_id()