336 	unsigned long migrate_pfn = zone->zone_start_pfn;  in __reset_isolation_suitable()  local
339 	unsigned long reset_free = migrate_pfn;  in __reset_isolation_suitable()
354 	for (; migrate_pfn < free_pfn; migrate_pfn += pageblock_nr_pages,  in __reset_isolation_suitable()
359 		if (__reset_isolation_pfn(zone, migrate_pfn, true, source_set) &&  in __reset_isolation_suitable()
360 		    migrate_pfn < reset_migrate) {  in __reset_isolation_suitable()
362 			reset_migrate = migrate_pfn;  in __reset_isolation_suitable()
380 		zone->compact_cached_migrate_pfn[0] = migrate_pfn;  in __reset_isolation_suitable()
381 		zone->compact_cached_migrate_pfn[1] = migrate_pfn;  in __reset_isolation_suitable()
1234 		<= (cc->migrate_pfn >> pageblock_order);  in compact_scanners_met()
1358 	distance = (cc->free_pfn - cc->migrate_pfn);  in fast_isolate_freepages()
1523 	low_pfn = pageblock_end_pfn(cc->migrate_pfn);  in isolate_freepages()
1675 		return cc->migrate_pfn;  in reinit_migrate_pfn()
1677 	cc->migrate_pfn = cc->fast_start_pfn;  in reinit_migrate_pfn()
1680 	return cc->migrate_pfn;  in reinit_migrate_pfn()
1693 	unsigned long pfn = cc->migrate_pfn;  in fast_find_migrateblock()
1733 	distance = (cc->free_pfn - cc->migrate_pfn) >> 1;  in fast_find_migrateblock()
1734 	if (cc->migrate_pfn != cc->zone->zone_start_pfn)  in fast_find_migrateblock()
1736 	high_pfn = pageblock_start_pfn(cc->migrate_pfn + distance);  in fast_find_migrateblock()
1830 	fast_find_block = low_pfn != cc->migrate_pfn && !cc->fast_search_fail;  in isolate_migratepages()
1898 	cc->migrate_pfn = low_pfn;  in isolate_migratepages()
2044 	if (!IS_ALIGNED(cc->migrate_pfn, pageblock_nr_pages))  in __compact_finished()
2083 					IS_ALIGNED(cc->migrate_pfn,  in __compact_finished()
2278 		cc->migrate_pfn = start_pfn;  in compact_zone()
2281 		cc->migrate_pfn = cc->zone->compact_cached_migrate_pfn[sync];  in compact_zone()
2287 		if (cc->migrate_pfn < start_pfn || cc->migrate_pfn >= end_pfn) {  in compact_zone()
2288 			cc->migrate_pfn = start_pfn;  in compact_zone()
2289 			cc->zone->compact_cached_migrate_pfn[0] = cc->migrate_pfn;  in compact_zone()
2290 			cc->zone->compact_cached_migrate_pfn[1] = cc->migrate_pfn;  in compact_zone()
2293 		if (cc->migrate_pfn <= cc->zone->compact_init_migrate_pfn)  in compact_zone()
2310 	trace_mm_compaction_begin(start_pfn, cc->migrate_pfn,  in compact_zone()
2318 		unsigned long start_pfn = cc->migrate_pfn;  in compact_zone()
2383 				cc->migrate_pfn = block_end_pfn(  in compact_zone()
2384 						cc->migrate_pfn - 1, cc->order);  in compact_zone()
2400 				block_start_pfn(cc->migrate_pfn, cc->order);  in compact_zone()
2439 	trace_mm_compaction_end(start_pfn, cc->migrate_pfn,  in compact_zone()