if (moved_len < old_len) {
err = -ENOMEM;
} else if (vma->vm_ops && vma->vm_ops->mremap) {
- err = vma->vm_ops->mremap(new_vma, flags);
+ err = vma->vm_ops->mremap(new_vma);
}
if (unlikely(err)) {
return ERR_PTR(-EINVAL);
}
- if (flags & MREMAP_DONTUNMAP && (!vma_is_anonymous(vma) ||
- vma->vm_flags & VM_SHARED))
+ if ((flags & MREMAP_DONTUNMAP) &&
+ (vma->vm_flags & (VM_DONTEXPAND | VM_PFNMAP)))
return ERR_PTR(-EINVAL);
if (is_vm_hugetlb_page(vma))