zap_vma_range
zap_vma_range(vma, vmaddr, min(end, vma->vm_end) - vmaddr);
zap_vma_range(vma, page_addr, PAGE_SIZE);
void zap_vma_range(struct vm_area_struct *vma, unsigned long address,
zap_vma_range(vma, vma->vm_start, vma->vm_end - vma->vm_start);
zap_vma_range(vma, uaddr, size);
zap_vma_range(vma, vma->vm_start, nr_pages * PAGE_SIZE);
zap_vma_range(vma, range->start, range->end - range->start);
zap_vma_range(vma, address, size);
zap_vma_range(vma, addr, size);
zap_vma_range(vma, *address, maybe_zap_len);
zap_vma_range(vma, address, total_bytes_to_map);