On Mon, Mar 14, 2022 at 11:32:23PM +0800, Miaohe Lin wrote: > If find_vma returns a vma, it must satisfies that start < vma->vm_end. > Since vma list is sorted in the ascending order, so we will never see > start >= vma->vm_end here. Remove this unneeded check. faulty logic; vm_start + len might wrap.