vx_vmpages_add(mm, new_len >> PAGE_SHIFT);
__vm_stat_account(mm, vma->vm_flags, vma->vm_file, new_len>>PAGE_SHIFT);
if (vm_flags & VM_LOCKED) {
vx_vmpages_add(mm, new_len >> PAGE_SHIFT);
__vm_stat_account(mm, vma->vm_flags, vma->vm_file, new_len>>PAGE_SHIFT);
if (vm_flags & VM_LOCKED) {