379 	unsigned long free_pfn = zone_end_pfn(zone) - 1;  in __reset_isolation_suitable()  local
380 	unsigned long reset_migrate = free_pfn;  in __reset_isolation_suitable()
396 	for (; migrate_pfn < free_pfn; migrate_pfn += pageblock_nr_pages,  in __reset_isolation_suitable()
397 					free_pfn -= pageblock_nr_pages) {  in __reset_isolation_suitable()
411 		if (__reset_isolation_pfn(zone, free_pfn, free_set, true) &&  in __reset_isolation_suitable()
412 		    free_pfn > reset_free) {  in __reset_isolation_suitable()
414 			reset_free = free_pfn;  in __reset_isolation_suitable()
424 		zone->compact_cached_free_pfn = free_pfn;  in __reset_isolation_suitable()
1384 	return (cc->free_pfn >> pageblock_order)  in compact_scanners_met()
1487 	if (cc->free_pfn >= cc->zone->compact_init_free_pfn) {  in fast_isolate_freepages()
1496 	distance = (cc->free_pfn - cc->migrate_pfn);  in fast_isolate_freepages()
1497 	low_pfn = pageblock_start_pfn(cc->free_pfn - (distance >> 2));  in fast_isolate_freepages()
1498 	min_pfn = pageblock_start_pfn(cc->free_pfn - (distance >> 1));  in fast_isolate_freepages()
1595 	trace_mm_compaction_fast_isolate_freepages(min_pfn, cc->free_pfn,  in fast_isolate_freepages()
1608 				cc->free_pfn = highest;  in fast_isolate_freepages()
1615 					cc->free_pfn = min_pfn;  in fast_isolate_freepages()
1665 	isolate_start_pfn = cc->free_pfn;  in isolate_freepages()
1752 	cc->free_pfn = isolate_start_pfn;  in isolate_freepages()
1897 	distance = (cc->free_pfn - cc->migrate_pfn) >> 1;  in fast_find_migrateblock()
1916 			unsigned long free_pfn;  in fast_find_migrateblock()  local
1923 			free_pfn = page_to_pfn(freepage);  in fast_find_migrateblock()
1924 			if (free_pfn < high_pfn) {  in fast_find_migrateblock()
1937 				update_fast_start_pfn(cc, free_pfn);  in fast_find_migrateblock()
1938 				pfn = pageblock_start_pfn(free_pfn);  in fast_find_migrateblock()
2002 	for (; block_end_pfn <= cc->free_pfn;  in isolate_migratepages()
2023 				block_end_pfn = min(next_pfn, cc->free_pfn);  in isolate_migratepages()
2436 		cc->free_pfn = pageblock_start_pfn(end_pfn - 1);  in compact_zone()
2439 		cc->free_pfn = cc->zone->compact_cached_free_pfn;  in compact_zone()
2440 		if (cc->free_pfn < start_pfn || cc->free_pfn >= end_pfn) {  in compact_zone()
2441 			cc->free_pfn = pageblock_start_pfn(end_pfn - 1);  in compact_zone()
2442 			cc->zone->compact_cached_free_pfn = cc->free_pfn;  in compact_zone()
2593 		unsigned long free_pfn = release_freepages(&cc->freepages);  in compact_zone()  local
2596 		VM_BUG_ON(free_pfn == 0);  in compact_zone()
2598 		free_pfn = pageblock_start_pfn(free_pfn);  in compact_zone()
2603 		if (free_pfn > cc->zone->compact_cached_free_pfn)  in compact_zone()
2604 			cc->zone->compact_cached_free_pfn = free_pfn;  in compact_zone()