1. NAME▲

nr_free_zone_pages - count number of pages beyond high watermark

2. SYNOPSIS ▲

unsigned long nr_free_zone_pages(int  offset );

3. ARGUMENTS ▲

offset
    The zone index of the highest zone

4. DESCRIPTION ▲

nr_free_zone_pages counts the number of counts pages which are beyond the high watermark within all zones at or below a given zone index. For each zone, the number of pages is calculated as: present_pages - high_pages

5. COPYRIGHT ▲