MAPENT_FREELIST
gd->gd_vme_base = MAPENT_FREELIST(entry);
MAPENT_FREELIST(entry) = gd->gd_vme_base;
MAPENT_FREELIST(entry) = gd->gd_vme_base;
MAPENT_FREELIST(entry) = gd->gd_vme_base;
gd->gd_vme_base = MAPENT_FREELIST(entry);
MAPENT_FREELIST(entry) = efree;
efree = MAPENT_FREELIST(efree);
MAPENT_FREELIST(entry) = gd->gd_vme_base;