WMARK_LOW 328 include/linux/mmzone.h #define low_wmark_pages(z) (z->_watermark[WMARK_LOW] + z->watermark_boost) WMARK_LOW 504 mm/internal.h #define ALLOC_WMARK_LOW WMARK_LOW WMARK_LOW 7795 mm/page_alloc.c zone->_watermark[WMARK_LOW] = min_wmark_pages(zone) + tmp;