1513 static inline void double_rq_lock(struct rq *rq1, struct rq *rq2);
1619 static inline void double_rq_lock(struct rq *rq1, struct rq *rq2)  in double_rq_lock()  argument
1620 	__acquires(rq1->lock)  in double_rq_lock()
1624 	if (rq1 == rq2) {  in double_rq_lock()
1625 		raw_spin_lock(&rq1->lock);  in double_rq_lock()
1628 		if (rq1 < rq2) {  in double_rq_lock()
1629 			raw_spin_lock(&rq1->lock);  in double_rq_lock()
1633 			raw_spin_lock_nested(&rq1->lock, SINGLE_DEPTH_NESTING);  in double_rq_lock()
1644 static inline void double_rq_unlock(struct rq *rq1, struct rq *rq2)  in double_rq_unlock()  argument
1645 	__releases(rq1->lock)  in double_rq_unlock()
1648 	raw_spin_unlock(&rq1->lock);  in double_rq_unlock()
1649 	if (rq1 != rq2)  in double_rq_unlock()
1663 static inline void double_rq_lock(struct rq *rq1, struct rq *rq2)  in double_rq_lock()  argument
1664 	__acquires(rq1->lock)  in double_rq_lock()
1668 	BUG_ON(rq1 != rq2);  in double_rq_lock()
1669 	raw_spin_lock(&rq1->lock);  in double_rq_lock()
1679 static inline void double_rq_unlock(struct rq *rq1, struct rq *rq2)  in double_rq_unlock()  argument
1680 	__releases(rq1->lock)  in double_rq_unlock()
1683 	BUG_ON(rq1 != rq2);  in double_rq_unlock()
1684 	raw_spin_unlock(&rq1->lock);  in double_rq_unlock()