20 static inline struct cgroup_cls_state *css_cls_state(struct cgroup_subsys_state *css)  in css_cls_state()  argument
22 	return css ? container_of(css, struct cgroup_cls_state, css) : NULL;  in css_cls_state()
41 	return &cs->css;  in cgrp_css_alloc()
44 static int cgrp_css_online(struct cgroup_subsys_state *css)  in cgrp_css_online()  argument
46 	struct cgroup_cls_state *cs = css_cls_state(css);  in cgrp_css_online()
47 	struct cgroup_cls_state *parent = css_cls_state(css->parent);  in cgrp_css_online()
55 static void cgrp_css_free(struct cgroup_subsys_state *css)  in cgrp_css_free()  argument
57 	kfree(css_cls_state(css));  in cgrp_css_free()
76 	struct cgroup_subsys_state *css;  in cgrp_attach()  local
79 	cgroup_taskset_for_each(p, css, tset) {  in cgrp_attach()
82 			   (void *)(unsigned long)css_cls_state(css)->classid);  in cgrp_attach()
87 static u64 read_classid(struct cgroup_subsys_state *css, struct cftype *cft)  in read_classid()  argument
89 	return css_cls_state(css)->classid;  in read_classid()
92 static int write_classid(struct cgroup_subsys_state *css, struct cftype *cft,  in write_classid()  argument
95 	struct cgroup_cls_state *cs = css_cls_state(css);  in write_classid()
103 	css_task_iter_start(css, 0, &it);  in write_classid()