71 	unsigned long bottom = 0;  in os_get_top_address()  local
83 	printf("Locating the bottom of the address space ... ");  in os_get_top_address()
98 	/* Manually scan the address space, bottom-up, until we find  in os_get_top_address()
101 	for (bottom = 0; bottom < top; bottom++) {  in os_get_top_address()
102 		if (page_ok(bottom))  in os_get_top_address()
107 	if (bottom == top) {  in os_get_top_address()
108 		fprintf(stderr, "Unable to determine bottom of address "  in os_get_top_address()
113 	printf("0x%lx\n", bottom << UM_KERN_PAGE_SHIFT);  in os_get_top_address()
117 	original = bottom;  in os_get_top_address()
124 		test = bottom + (top - bottom) / 2;  in os_get_top_address()
126 			bottom = test;  in os_get_top_address()
129 	} while (top - bottom > 1);  in os_get_top_address()