915 	unsigned long uninitialized_var(buddy_pfn);  in __free_one_page()
939 		buddy_pfn = __find_buddy_pfn(pfn, order);  in __free_one_page()
940 		buddy = page + (buddy_pfn - pfn);  in __free_one_page()
942 		if (!pfn_valid_within(buddy_pfn))  in __free_one_page()
954 		combined_pfn = buddy_pfn & pfn;  in __free_one_page()
971 			buddy_pfn = __find_buddy_pfn(pfn, order);  in __free_one_page()
972 			buddy = page + (buddy_pfn - pfn);  in __free_one_page()
995 	if ((order < MAX_ORDER-2) && pfn_valid_within(buddy_pfn)  in __free_one_page()
998 		combined_pfn = buddy_pfn & pfn;  in __free_one_page()
1000 		buddy_pfn = __find_buddy_pfn(combined_pfn, order + 1);  in __free_one_page()
1001 		higher_buddy = higher_page + (buddy_pfn - combined_pfn);  in __free_one_page()
1002 		if (pfn_valid_within(buddy_pfn) &&  in __free_one_page()
1244 	unsigned long buddy_pfn = __find_buddy_pfn(pfn, 0);  in prefetch_buddy()  local
1245 	struct page *buddy = page + (buddy_pfn - pfn);  in prefetch_buddy()