ZONE_BOOSTED_WATERMARK 2421 mm/page_alloc.c set_bit(ZONE_BOOSTED_WATERMARK, &zone->flags); ZONE_BOOSTED_WATERMARK 3306 mm/page_alloc.c if (test_bit(ZONE_BOOSTED_WATERMARK, &zone->flags)) { ZONE_BOOSTED_WATERMARK 3307 mm/page_alloc.c clear_bit(ZONE_BOOSTED_WATERMARK, &zone->flags);