74 	unsigned long high_pfn = 0;  in release_freepages()  local
80 		if (pfn > high_pfn)  in release_freepages()
81 			high_pfn = pfn;  in release_freepages()
84 	return high_pfn;  in release_freepages()
1305 	unsigned long low_pfn, min_pfn, high_pfn = 0, highest = 0;  in fast_isolate_freepages()  local
1373 			if (pfn >= min_pfn && pfn > high_pfn) {  in fast_isolate_freepages()
1374 				high_pfn = pfn;  in fast_isolate_freepages()
1385 		if (!page && high_pfn) {  in fast_isolate_freepages()
1386 			page = pfn_to_page(high_pfn);  in fast_isolate_freepages()
1662 	unsigned long high_pfn;  in fast_find_migrateblock()  local
1703 	high_pfn = pageblock_start_pfn(cc->migrate_pfn + distance);  in fast_find_migrateblock()
1723 			if (free_pfn < high_pfn) {  in fast_find_migrateblock()