76 	struct ldsem_waiter *waiter, *next;  in __ldsem_wake_readers()  local
94 	list_for_each_entry_safe(waiter, next, &sem->read_wait, list) {  in __ldsem_wake_readers()
95 		tsk = waiter->task;  in __ldsem_wake_readers()
96 		smp_store_release(&waiter->task, NULL);  in __ldsem_wake_readers()
121 	struct ldsem_waiter *waiter;  in __ldsem_wake_writer()  local
123 	waiter = list_entry(sem->write_wait.next, struct ldsem_waiter, list);  in __ldsem_wake_writer()
124 	wake_up_process(waiter->task);  in __ldsem_wake_writer()
158 	struct ldsem_waiter waiter;  in down_read_failed()  local
180 	list_add_tail(&waiter.list, &sem->read_wait);  in down_read_failed()
183 	waiter.task = current;  in down_read_failed()
196 		if (!smp_load_acquire(&waiter.task))  in down_read_failed()
212 		if (waiter.task) {  in down_read_failed()
215 			list_del(&waiter.list);  in down_read_failed()
217 			put_task_struct(waiter.task);  in down_read_failed()
232 	struct ldsem_waiter waiter;  in down_write_failed()  local
253 	list_add_tail(&waiter.list, &sem->write_wait);  in down_write_failed()
255 	waiter.task = current;  in down_write_failed()
272 	list_del(&waiter.list);  in down_write_failed()