224 static void kill_css(struct cgroup_subsys_state *css);
225 static int cgroup_addrm_files(struct cgroup_subsys_state *css,
333 	struct cgroup_subsys_state *parent_css = cgrp->self.parent;  in cgroup_parent()
351 static struct cgroup_subsys_state *cgroup_css(struct cgroup *cgrp,  in cgroup_css()
371 static struct cgroup_subsys_state *cgroup_e_css(struct cgroup *cgrp,  in cgroup_e_css()
404 struct cgroup_subsys_state *cgroup_get_e_css(struct cgroup *cgrp,  in cgroup_get_e_css()
407 	struct cgroup_subsys_state *css;  in cgroup_get_e_css()
448 struct cgroup_subsys_state *of_css(struct kernfs_open_file *of)  in of_css()
739 static unsigned long css_set_hash(struct cgroup_subsys_state *css[])  in css_set_hash()
818 			     struct cgroup_subsys_state *template[])  in compare_css_sets()
885 					struct cgroup_subsys_state *template[])  in find_existing_css_set()
1005 	struct cgroup_subsys_state *template[CGROUP_SUBSYS_COUNT] = { };  in find_css_set()
1068 		struct cgroup_subsys_state *css = cset->subsys[ssid];  in find_css_set()
1410 		struct cgroup_subsys_state *css = cgroup_css(cgrp, cft->ss);  in cgroup_rm_file()
1426 static void css_clear_dir(struct cgroup_subsys_state *css,  in css_clear_dir()
1443 static int css_populate_dir(struct cgroup_subsys_state *css,  in css_populate_dir()
1539 		struct cgroup_subsys_state *css = cgroup_css(scgrp, ss);  in rebind_subsystems()
2310 					 struct cgroup_subsys_state **dst_cssp)  in cgroup_taskset_first()
2327 					struct cgroup_subsys_state **dst_cssp)  in cgroup_taskset_next()
2377 	struct cgroup_subsys_state *css, *failed_css = NULL;  in cgroup_taskset_migrate()
2917 	struct cgroup_subsys_state *css;  in cgroup_update_dfl_csses()
3143 			struct cgroup_subsys_state *css = cgroup_css(child, ss);  in cgroup_subtree_control_write()
3162 		struct cgroup_subsys_state *this_css = cgroup_css(cgrp, ss);  in cgroup_subtree_control_write()
3163 		struct cgroup_subsys_state *css;  in cgroup_subtree_control_write()
3188 			struct cgroup_subsys_state *css = cgroup_css(child, ss);  in cgroup_subtree_control_write()
3214 	struct cgroup_subsys_state *css;  in cgroup_file_write()
3265 	struct cgroup_subsys_state *css = seq_css(m);  in cgroup_seqfile_show()
3348 static int cgroup_add_file(struct cgroup_subsys_state *css, struct cgroup *cgrp,  in cgroup_add_file()
3392 static int cgroup_addrm_files(struct cgroup_subsys_state *css,  in cgroup_addrm_files()
3434 	struct cgroup_subsys_state *css;  in cgroup_apply_cftypes()
3664 struct cgroup_subsys_state *css_next_child(struct cgroup_subsys_state *pos,  in css_next_child()
3665 					   struct cgroup_subsys_state *parent)  in css_next_child()
3667 	struct cgroup_subsys_state *next;  in css_next_child()
3692 		next = list_entry_rcu(parent->children.next, struct cgroup_subsys_state, sibling);  in css_next_child()
3694 		next = list_entry_rcu(pos->sibling.next, struct cgroup_subsys_state, sibling);  in css_next_child()
3731 struct cgroup_subsys_state *
3732 css_next_descendant_pre(struct cgroup_subsys_state *pos,  in css_next_descendant_pre()
3733 			struct cgroup_subsys_state *root)  in css_next_descendant_pre()
3735 	struct cgroup_subsys_state *next;  in css_next_descendant_pre()
3772 struct cgroup_subsys_state *
3773 css_rightmost_descendant(struct cgroup_subsys_state *pos)  in css_rightmost_descendant()
3775 	struct cgroup_subsys_state *last, *tmp;  in css_rightmost_descendant()
3790 static struct cgroup_subsys_state *
3791 css_leftmost_descendant(struct cgroup_subsys_state *pos)  in css_leftmost_descendant()
3793 	struct cgroup_subsys_state *last;  in css_leftmost_descendant()
3825 struct cgroup_subsys_state *
3826 css_next_descendant_post(struct cgroup_subsys_state *pos,  in css_next_descendant_post()
3827 			 struct cgroup_subsys_state *root)  in css_next_descendant_post()
3829 	struct cgroup_subsys_state *next;  in css_next_descendant_post()
3858 bool css_has_online_children(struct cgroup_subsys_state *css)  in css_has_online_children()
3860 	struct cgroup_subsys_state *child;  in css_has_online_children()
3973 void css_task_iter_start(struct cgroup_subsys_state *css,  in css_task_iter_start()
4549 static u64 cgroup_read_notify_on_release(struct cgroup_subsys_state *css,  in cgroup_read_notify_on_release()
4555 static int cgroup_write_notify_on_release(struct cgroup_subsys_state *css,  in cgroup_write_notify_on_release()
4565 static u64 cgroup_clone_children_read(struct cgroup_subsys_state *css,  in cgroup_clone_children_read()
4571 static int cgroup_clone_children_write(struct cgroup_subsys_state *css,  in cgroup_clone_children_write()
4686 	struct cgroup_subsys_state *css =  in css_free_work_fn()
4687 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_free_work_fn()
4695 		struct cgroup_subsys_state *parent = css->parent;  in css_free_work_fn()
4733 	struct cgroup_subsys_state *css =  in css_free_rcu_fn()
4734 		container_of(rcu_head, struct cgroup_subsys_state, rcu_head);  in css_free_rcu_fn()
4742 	struct cgroup_subsys_state *css =  in css_release_work_fn()
4743 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_release_work_fn()
4779 	struct cgroup_subsys_state *css =  in css_release()
4780 		container_of(ref, struct cgroup_subsys_state, refcnt);  in css_release()
4786 static void init_and_link_css(struct cgroup_subsys_state *css,  in init_and_link_css()
4810 static int online_css(struct cgroup_subsys_state *css)  in online_css()
4831 static void offline_css(struct cgroup_subsys_state *css)  in offline_css()
4863 	struct cgroup_subsys_state *parent_css = cgroup_css(parent, ss);  in create_css()
4864 	struct cgroup_subsys_state *css;  in create_css()
5053 	struct cgroup_subsys_state *css =  in css_killed_work_fn()
5054 		container_of(work, struct cgroup_subsys_state, destroy_work);  in css_killed_work_fn()
5071 	struct cgroup_subsys_state *css =  in css_killed_ref_fn()
5072 		container_of(ref, struct cgroup_subsys_state, refcnt);  in css_killed_ref_fn()
5089 static void kill_css(struct cgroup_subsys_state *css)  in kill_css()
5145 	struct cgroup_subsys_state *css;  in cgroup_destroy_locked()
5222 	struct cgroup_subsys_state *css;  in cgroup_init_subsys()
5339 			struct cgroup_subsys_state *css =  in cgroup_init()
5814 struct cgroup_subsys_state *css_tryget_online_from_dir(struct dentry *dentry,  in css_tryget_online_from_dir()
5818 	struct cgroup_subsys_state *css = NULL;  in css_tryget_online_from_dir()
5852 struct cgroup_subsys_state *css_from_id(int id, struct cgroup_subsys *ss)  in css_from_id()
5859 static struct cgroup_subsys_state *
5860 debug_css_alloc(struct cgroup_subsys_state *parent_css)  in debug_css_alloc()
5862 	struct cgroup_subsys_state *css = kzalloc(sizeof(*css), GFP_KERNEL);  in debug_css_alloc()
5870 static void debug_css_free(struct cgroup_subsys_state *css)  in debug_css_free()
5875 static u64 debug_taskcount_read(struct cgroup_subsys_state *css,  in debug_taskcount_read()
5881 static u64 current_css_set_read(struct cgroup_subsys_state *css,  in current_css_set_read()
5887 static u64 current_css_set_refcount_read(struct cgroup_subsys_state *css,  in current_css_set_refcount_read()
5927 	struct cgroup_subsys_state *css = seq_css(seq);  in cgroup_css_links_read()
5957 static u64 releasable_read(struct cgroup_subsys_state *css, struct cftype *cft)  in releasable_read()