__PMAP_PTP_PG_N
#define __PMAP_PTP_OFSET(va) ((va / kd->nbpg) & (__PMAP_PTP_PG_N - 1))
for (j = 0; j < __PMAP_PTP_PG_N; j++, pte++)
#define __PMAP_PTP_OFSET(va) ((va >> PGSHIFT) & (__PMAP_PTP_PG_N - 1))