1564 static inline void double_lock(spinlock_t *l1, spinlock_t *l2)  in double_lock()  argument
1566 	if (l1 > l2)  in double_lock()
1567 		swap(l1, l2);  in double_lock()
1569 	spin_lock(l1);  in double_lock()
1573 static inline void double_lock_irq(spinlock_t *l1, spinlock_t *l2)  in double_lock_irq()  argument
1575 	if (l1 > l2)  in double_lock_irq()
1576 		swap(l1, l2);  in double_lock_irq()
1578 	spin_lock_irq(l1);  in double_lock_irq()
1582 static inline void double_raw_lock(raw_spinlock_t *l1, raw_spinlock_t *l2)  in double_raw_lock()  argument
1584 	if (l1 > l2)  in double_raw_lock()
1585 		swap(l1, l2);  in double_raw_lock()
1587 	raw_spin_lock(l1);  in double_raw_lock()