328 #define queue_element(entry, element, type, field) do { \  argument
331 	(element) = (type) __ele;                       \
1662 	ArbitrationLockQueueElement * element;  in lockForArbitration()  local
1675 		    element,  in lockForArbitration()
1679 		element = IOMallocType(ArbitrationLockQueueElement);  in lockForArbitration()
1680 		assert( element );  in lockForArbitration()
1684 	element->thread   = IOThreadSelf();  in lockForArbitration()
1685 	element->service  = this;  in lockForArbitration()
1686 	element->count    = 1;  in lockForArbitration()
1687 	element->required = isSuccessRequired;  in lockForArbitration()
1688 	element->aborted  = false;  in lockForArbitration()
1697 		if (owner->service == element->service) {  in lockForArbitration()
1706 		if (active->thread != element->thread) { // it is a different thread  in lockForArbitration()
1752 					if (active->thread == element->thread) {  in lockForArbitration()
1755 						if (false == element->required) { // willing to fail?  in lockForArbitration()
1806 				    element,  in lockForArbitration()
1816 				    &element->service->__machPortHoldDestroy,     // event  in lockForArbitration()
1818 				    element->required ? THREAD_UNINT : THREAD_INTERRUPTIBLE, TIMEOUT_WAIT_FOREVER);  in lockForArbitration()
1841 						if (waiting == element) {  in lockForArbitration()
1849 						if (false == element->required) {  in lockForArbitration()
1851 							element->aborted = true;  in lockForArbitration()
1855 							    element,  in lockForArbitration()
1874 				if (element->aborted) {  in lockForArbitration()
1875 					assert( false == element->required );  in lockForArbitration()
1905 		    element,  in lockForArbitration()
1910 		    element,  in lockForArbitration()
1927 	ArbitrationLockQueueElement * element;  in unlockForArbitration()  local
1935 	    element,  in unlockForArbitration()
1939 		if (element->service == this) {  in unlockForArbitration()
1948 	if (element->count > 1) {  in unlockForArbitration()
1950 		element->count--;  in unlockForArbitration()
1954 		    element,  in unlockForArbitration()
1960 		    element,  in unlockForArbitration()
1973 			    element,  in unlockForArbitration()
1977 				if (element->thread == woken) {  in unlockForArbitration()
1985 			    element,  in unlockForArbitration()
1991 			    element,  in unlockForArbitration()