933 	struct clk_notifier *cn;  in __clk_notify()  local
941 	list_for_each_entry(cn, &clk_notifier_list, node) {  in __clk_notify()
942 		if (cn->clk == clk) {  in __clk_notify()
943 			ret = srcu_notifier_call_chain(&cn->notifier_head, msg,  in __clk_notify()
1889 	struct clk_notifier *cn;  in clk_notifier_register()  local
1898 	list_for_each_entry(cn, &clk_notifier_list, node)  in clk_notifier_register()
1899 		if (cn->clk == clk)  in clk_notifier_register()
1903 	if (cn->clk != clk) {  in clk_notifier_register()
1904 		cn = kzalloc(sizeof(struct clk_notifier), GFP_KERNEL);  in clk_notifier_register()
1905 		if (!cn)  in clk_notifier_register()
1908 		cn->clk = clk;  in clk_notifier_register()
1909 		srcu_init_notifier_head(&cn->notifier_head);  in clk_notifier_register()
1911 		list_add(&cn->node, &clk_notifier_list);  in clk_notifier_register()
1914 	ret = srcu_notifier_chain_register(&cn->notifier_head, nb);  in clk_notifier_register()
1938 	struct clk_notifier *cn = NULL;  in clk_notifier_unregister()  local
1946 	list_for_each_entry(cn, &clk_notifier_list, node)  in clk_notifier_unregister()
1947 		if (cn->clk == clk)  in clk_notifier_unregister()
1950 	if (cn->clk == clk) {  in clk_notifier_unregister()
1951 		ret = srcu_notifier_chain_unregister(&cn->notifier_head, nb);  in clk_notifier_unregister()
1956 		if (!cn->notifier_head.head) {  in clk_notifier_unregister()
1957 			srcu_cleanup_notifier_head(&cn->notifier_head);  in clk_notifier_unregister()
1958 			list_del(&cn->node);  in clk_notifier_unregister()
1959 			kfree(cn);  in clk_notifier_unregister()