+static int create_huge_pmd(struct mm_struct *mm, struct vm_area_struct *vma,
+ unsigned long address, pmd_t *pmd, unsigned int flags)
+{
+ if (vma_is_anonymous(vma))
+ return do_huge_pmd_anonymous_page(mm, vma, address, pmd, flags);
+ if (vma->vm_ops->pmd_fault)
+ return vma->vm_ops->pmd_fault(vma, address, pmd, flags);
+ return VM_FAULT_FALLBACK;
+}
+
+static int wp_huge_pmd(struct mm_struct *mm, struct vm_area_struct *vma,
+ unsigned long address, pmd_t *pmd, pmd_t orig_pmd,
+ unsigned int flags)
+{
+ if (vma_is_anonymous(vma))
+ return do_huge_pmd_wp_page(mm, vma, address, pmd, orig_pmd);
+ if (vma->vm_ops->pmd_fault)
+ return vma->vm_ops->pmd_fault(vma, address, pmd, flags);
+ return VM_FAULT_FALLBACK;
+}
+