On Fri, Sep 30, 2016 at 11:30:23AM -0700, Kees Cook wrote:
> On Fri, Sep 30, 2016 at 6:44 AM, Oleg Nesterov <oleg@redhat.com> wrote:
> > On 09/30, Oleg Nesterov wrote:
> >> I think we should simply kill self/parent_exec_id's. I am going to send
> >> the patch below after re-check/testing.
> >
> > Yes, I think this makes sense anyway.
> 
> Hrm, I also thought this was used for more than just signal checking,
> but I don't see anything else right now. Maybe I was remembering
> earlier versions of Jann's patches...

Maybe you're thinking of grsecurity's exec_id (which I used as the basis
for my first implementation of the unique ID before Andy suggested the
LUID approach)?