qp->prev = vma;
- if (vma->vm_flags & VM_PFNMAP)
- return 1;
-
if (flags & MPOL_MF_LAZY) {
/* Similar to task_numa_work, skip inaccessible VMAs */
if (vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE))
pgoff = vma->vm_pgoff +
((vmstart - vma->vm_start) >> PAGE_SHIFT);
prev = vma_merge(mm, prev, vmstart, vmend, vma->vm_flags,
- vma->anon_vma, vma->vm_file, pgoff,
- new_pol);
+ vma->anon_vma, vma->vm_file, pgoff,
+ new_pol, vma->vm_userfaultfd_ctx);
if (prev) {
vma = prev;
next = vma->vm_next;
return alloc_huge_page_node(page_hstate(compound_head(page)),
node);
else
- return alloc_pages_exact_node(node, GFP_HIGHUSER_MOVABLE |
+ return __alloc_pages_node(node, GFP_HIGHUSER_MOVABLE |
__GFP_THISNODE, 0);
}
pol = get_vma_policy(vma, addr);
cpuset_mems_cookie = read_mems_allowed_begin();
- if (unlikely(IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) && hugepage &&
- pol->mode != MPOL_INTERLEAVE)) {
+ if (pol->mode == MPOL_INTERLEAVE) {
+ unsigned nid;
+
+ nid = interleave_nid(pol, vma, addr, PAGE_SHIFT + order);
+ mpol_cond_put(pol);
+ page = alloc_page_interleave(gfp, order, nid);
+ goto out;
+ }
+
+ if (unlikely(IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) && hugepage)) {
+ int hpage_node = node;
+
/*
* For hugepage allocation and non-interleave policy which
- * allows the current node, we only try to allocate from the
- * current node and don't fall back to other nodes, as the
- * cost of remote accesses would likely offset THP benefits.
+ * allows the current node (or other explicitly preferred
+ * node) we only try to allocate from the current/preferred
+ * node and don't fall back to other nodes, as the cost of
+ * remote accesses would likely offset THP benefits.
*
* If the policy is interleave, or does not allow the current
* node in its nodemask, we allocate the standard way.
*/
+ if (pol->mode == MPOL_PREFERRED &&
+ !(pol->flags & MPOL_F_LOCAL))
+ hpage_node = pol->v.preferred_node;
+
nmask = policy_nodemask(gfp, pol);
- if (!nmask || node_isset(node, *nmask)) {
+ if (!nmask || node_isset(hpage_node, *nmask)) {
mpol_cond_put(pol);
- page = alloc_pages_exact_node(node,
+ page = __alloc_pages_node(hpage_node,
gfp | __GFP_THISNODE, order);
goto out;
}
}
- if (pol->mode == MPOL_INTERLEAVE) {
- unsigned nid;
-
- nid = interleave_nid(pol, vma, addr, PAGE_SHIFT + order);
- mpol_cond_put(pol);
- page = alloc_page_interleave(gfp, order, nid);
- goto out;
- }
-
nmask = policy_nodemask(gfp, pol);
zl = policy_zonelist(gfp, pol, node);
mpol_cond_put(pol);