56 	unsigned long high_pfn = 0;  in release_freepages()  local
62 		if (pfn > high_pfn)  in release_freepages()
63 			high_pfn = pfn;  in release_freepages()
66 	return high_pfn;  in release_freepages()
1279 	unsigned long low_pfn, min_pfn, high_pfn = 0, highest = 0;  in fast_isolate_freepages()  local
1347 			if (pfn >= min_pfn && pfn > high_pfn) {  in fast_isolate_freepages()
1348 				high_pfn = pfn;  in fast_isolate_freepages()
1359 		if (!page && high_pfn) {  in fast_isolate_freepages()
1360 			page = pfn_to_page(high_pfn);  in fast_isolate_freepages()
1630 	unsigned long high_pfn;  in fast_find_migrateblock()  local
1671 	high_pfn = pageblock_start_pfn(cc->migrate_pfn + distance);  in fast_find_migrateblock()
1691 			if (free_pfn < high_pfn) {  in fast_find_migrateblock()