305     tail: Mutex<Tail>,  field
449         tail: Mutex::new(Tail {  in channel()
595         let tail = self.shared.tail.lock();  in receiver_count()  localVariable
596         tail.rx_cnt  in receiver_count()
600         let mut tail = self.shared.tail.lock();  in send2()  localVariable
602         if tail.rx_cnt == 0 {  in send2()
607         let pos = tail.pos;  in send2()
608         let rem = tail.rx_cnt;  in send2()
612         tail.pos = tail.pos.wrapping_add(1);  in send2()
625             tail.closed = true;  in send2()
634         tail.notify_rx();  in send2()
639         drop(tail);  in send2()
646     let mut tail = shared.tail.lock();  in new_receiver()  localVariable
648     if tail.rx_cnt == MAX_RECEIVERS {  in new_receiver()
652     tail.rx_cnt = tail.rx_cnt.checked_add(1).expect("overflow");  in new_receiver()
654     let next = tail.pos;  in new_receiver()
656     drop(tail);  in new_receiver()
722             let mut tail = self.shared.tail.lock();  in recv_ref()  localVariable
753                                     tail.waiters.push_front(NonNull::new_unchecked(&mut *ptr));  in recv_ref()
777                 if tail.closed {  in recv_ref()
780                 let next = tail  in recv_ref()
786                 drop(tail);  in recv_ref()
937         let mut tail = self.shared.tail.lock();  in drop()  localVariable
939         tail.rx_cnt -= 1;  in drop()
940         let until = tail.pos;  in drop()
942         drop(tail);  in drop()
1008         let mut tail = self.receiver.shared.tail.lock();  in drop()  localVariable
1020                     tail.waiters.remove((&mut *ptr).into());  in drop()