22 static void extend_address_range(u64 *start, u64 *stop, u64 estart, int len)  in extend_address_range()  argument
34 	if ((*start == 0) && (*stop == 0)) {  in extend_address_range()
36 		*stop = estop;  in extend_address_range()
37 	} else if (*start <= *stop) {  in extend_address_range()
41 		if (estop > *stop)  in extend_address_range()
42 			*stop = estop;  in extend_address_range()
45 		if (estart <= *stop) {  in extend_address_range()
46 			if (estop > *stop)  in extend_address_range()
47 				*stop = estop;  in extend_address_range()
53 		else if ((estop - *stop) < (*start - estart))  in extend_address_range()
54 			*stop = estop;  in extend_address_range()