compact_gap      1993 mm/compaction.c 	watermark += compact_gap(order);
compact_gap      2742 mm/vmscan.c    	pages_for_compaction = compact_gap(sc->order);
compact_gap      2940 mm/vmscan.c    	watermark = high_wmark_pages(zone) + compact_gap(sc->order);
compact_gap      3559 mm/vmscan.c    	if (sc->order && sc->nr_reclaimed >= compact_gap(sc->order))