53 	set_bit(0, (volatile unsigned long *)&lock->tickets.head);  in __ticket_enter_slowpath()
73 							__ticket_t head)  in __ticket_check_and_clear_slowpath()  argument
75 	if (head & TICKET_SLOWPATH_FLAG) {  in __ticket_check_and_clear_slowpath()
78 		old.tickets.head = head;  in __ticket_check_and_clear_slowpath()
79 		new.tickets.head = head & ~TICKET_SLOWPATH_FLAG;  in __ticket_check_and_clear_slowpath()
80 		old.tickets.tail = new.tickets.head + TICKET_LOCK_INC;  in __ticket_check_and_clear_slowpath()
90 	return __tickets_equal(lock.tickets.head, lock.tickets.tail);  in arch_spin_value_unlocked()
111 	if (likely(inc.head == inc.tail))  in arch_spin_lock()
118 			inc.head = READ_ONCE(lock->tickets.head);  in arch_spin_lock()
119 			if (__tickets_equal(inc.head, inc.tail))  in arch_spin_lock()
126 	__ticket_check_and_clear_slowpath(lock, inc.head);  in arch_spin_lock()
136 	if (!__tickets_equal(old.tickets.head, old.tickets.tail))  in arch_spin_trylock()
150 		__ticket_t head;  in arch_spin_unlock()  local
154 		head = xadd(&lock->tickets.head, TICKET_LOCK_INC);  in arch_spin_unlock()
156 		if (unlikely(head & TICKET_SLOWPATH_FLAG)) {  in arch_spin_unlock()
157 			head &= ~TICKET_SLOWPATH_FLAG;  in arch_spin_unlock()
158 			__ticket_unlock_kick(lock, (head + TICKET_LOCK_INC));  in arch_spin_unlock()
161 		__add(&lock->tickets.head, TICKET_LOCK_INC, UNLOCK_LOCK_PREFIX);  in arch_spin_unlock()
168 	return !__tickets_equal(tmp.tail, tmp.head);  in arch_spin_is_locked()
175 	tmp.head &= ~TICKET_SLOWPATH_FLAG;  in arch_spin_is_contended()
176 	return (__ticket_t)(tmp.tail - tmp.head) > TICKET_LOCK_INC;  in arch_spin_is_contended()
188 	__ticket_t head = READ_ONCE(lock->tickets.head);  in arch_spin_unlock_wait()  local
196 		if (__tickets_equal(tmp.head, tmp.tail) ||  in arch_spin_unlock_wait()
197 				!__tickets_equal(tmp.head, head))  in arch_spin_unlock_wait()