backward_bit     2231 kernel/locking/lockdep.c 	enum lock_usage_bit forward_bit = 0, backward_bit = 0;
backward_bit     2292 kernel/locking/lockdep.c 				   &backward_bit, &forward_bit);
backward_bit     2299 kernel/locking/lockdep.c 				 backward_bit, forward_bit,
backward_bit     2300 kernel/locking/lockdep.c 				 state_name(backward_bit));