{
struct mm_struct *mm = task->mm;
struct vm_area_struct *vma;
+ VMA_ITERATOR(vmi, mm, 0);
mmap_read_lock(mm);
- for (vma = mm->mmap; vma; vma = vma->vm_next) {
+ for_each_vma(vmi, vma) {
unsigned long size = vma->vm_end - vma->vm_start;
if (vma_is_special_mapping(vma, vdso_info.dm))