925 	return (cc->free_pfn >> pageblock_order)  in compact_scanners_met()
954 	isolate_start_pfn = cc->free_pfn;  in isolate_freepages()
955 	block_start_pfn = cc->free_pfn & ~(pageblock_nr_pages-1);  in isolate_freepages()
1031 	cc->free_pfn = isolate_start_pfn;  in isolate_freepages()
1118 	for (; end_pfn <= cc->free_pfn;  in isolate_migratepages()
1365 	cc->free_pfn = zone->compact_cached_free_pfn;  in compact_zone()
1366 	if (cc->free_pfn < start_pfn || cc->free_pfn > end_pfn) {  in compact_zone()
1367 		cc->free_pfn = end_pfn & ~(pageblock_nr_pages-1);  in compact_zone()
1368 		zone->compact_cached_free_pfn = cc->free_pfn;  in compact_zone()
1378 				cc->free_pfn, end_pfn, sync);  in compact_zone()
1455 		unsigned long free_pfn = release_freepages(&cc->freepages);  in compact_zone()  local
1458 		VM_BUG_ON(free_pfn == 0);  in compact_zone()
1460 		free_pfn &= ~(pageblock_nr_pages-1);  in compact_zone()
1465 		if (free_pfn > zone->compact_cached_free_pfn)  in compact_zone()
1466 			zone->compact_cached_free_pfn = free_pfn;  in compact_zone()
1470 				cc->free_pfn, end_pfn, sync, ret);  in compact_zone()