PG_PMAP_WC
if (pg->pg_flags & PG_PMAP_WC) {
if (pg->pg_flags & PG_PMAP_WC) {
if (pg->pg_flags & PG_PMAP_WC) {
atomic_setbits_int(&(pgs[i].pg_flags), PG_PMAP_WC);
PG_PMAP_WC);
atomic_setbits_int(&(pgs[i].pg_flags), PG_PMAP_WC);
atomic_clearbits_int(&pages[i]->pg_flags, PG_PMAP_WC);
atomic_setbits_int(&pages[i]->pg_flags, PG_PMAP_WC);
atomic_clearbits_int(&pg->pg_flags, PG_PMAP_WC);