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6345 remove xhat support
*** 3854,3864 ****
anon_sync_obj_t an_cookie;
enum seg_rw arw;
int alloc_failed = 0;
int adjszc_chk;
struct vattr va;
- int xhat = 0;
page_t *pplist;
pfn_t pfn;
int physcontig;
int upgrdfail;
int segvn_anypgsz_vnode = 0; /* for now map vnode with 2 page sizes */
--- 3854,3863 ----
*** 3904,3917 ****
} else {
prot = svd->prot;
/* caller has already done segment level protection check. */
}
- if (seg->s_as->a_hat != hat) {
- xhat = 1;
- }
-
if (rw == S_WRITE && segtype == MAP_PRIVATE) {
SEGVN_VMSTAT_FLTVNPAGES(2);
arw = S_READ;
} else {
arw = rw;
--- 3903,3912 ----
*** 4263,4291 ****
if (PP_ISMIGRATE(ppa[0])) {
page_migrate(seg, a, ppa, pages);
}
SEGVN_UPDATE_MODBITS(ppa, pages, rw,
prot, vpprot);
- if (!xhat) {
hat_memload_array_region(hat, a, pgsz,
ppa, prot & vpprot, hat_flag,
svd->rcookie);
- } else {
- /*
- * avoid large xhat mappings to FS
- * pages so that hat_page_demote()
- * doesn't need to check for xhat
- * large mappings.
- * Don't use regions with xhats.
- */
- for (i = 0; i < pages; i++) {
- hat_memload(hat,
- a + (i << PAGESHIFT),
- ppa[i], prot & vpprot,
- hat_flag);
- }
- }
if (!(hat_flag & HAT_LOAD_LOCK)) {
for (i = 0; i < pages; i++) {
page_unlock(ppa[i]);
}
--- 4258,4270 ----
*** 4335,4345 ****
/*
* check if we should use smallest mapping size.
*/
upgrdfail = 0;
! if (szc == 0 || xhat ||
(pszc >= szc &&
!IS_P2ALIGNED(pfn, pages)) ||
(pszc < szc &&
!segvn_full_szcpages(ppa, szc, &upgrdfail,
&pszc))) {
--- 4314,4324 ----
/*
* check if we should use smallest mapping size.
*/
upgrdfail = 0;
! if (szc == 0 ||
(pszc >= szc &&
!IS_P2ALIGNED(pfn, pages)) ||
(pszc < szc &&
!segvn_full_szcpages(ppa, szc, &upgrdfail,
&pszc))) {
*** 4367,4377 ****
ANON_LOCK_EXIT(&->a_rwlock);
}
ierr = -1;
break;
}
! if (szc != 0 && !xhat && !upgrdfail) {
segvn_faultvnmpss_align_err5++;
}
SEGVN_VMSTAT_FLTVNPAGES(34);
if (pplist != NULL) {
page_free_replacement_page(pplist);
--- 4346,4356 ----
ANON_LOCK_EXIT(&->a_rwlock);
}
ierr = -1;
break;
}
! if (szc != 0 && !upgrdfail) {
segvn_faultvnmpss_align_err5++;
}
SEGVN_VMSTAT_FLTVNPAGES(34);
if (pplist != NULL) {
page_free_replacement_page(pplist);