pgdatfile        2357 mm/vmscan.c    		unsigned long pgdatfile;
pgdatfile        2363 mm/vmscan.c    		pgdatfile = node_page_state(pgdat, NR_ACTIVE_FILE) +
pgdatfile        2374 mm/vmscan.c    		if (unlikely(pgdatfile + pgdatfree <= total_high_wmark)) {