ZONES_PGOFF
#define LAST_CPUPID_PGOFF (ZONES_PGOFF - LAST_CPUPID_WIDTH)
#define ZONES_PGSHIFT (ZONES_PGOFF * (ZONES_WIDTH != 0))
#define ZONEID_PGOFF ((SECTIONS_PGOFF < ZONES_PGOFF) ? \
SECTIONS_PGOFF : ZONES_PGOFF)
#define ZONEID_PGOFF ((NODES_PGOFF < ZONES_PGOFF) ? \
NODES_PGOFF : ZONES_PGOFF)