Re: [PATCH] userfaultfd: prevent registration of special VMAs

[Lorenzo Stoakes <ljs@kernel.org>]

On Fri, Jul 03, 2026 at 04:20:37PM +0300, Mike Rapoport wrote:
> On Fri, Jul 03, 2026 at 11:11:14AM +0100, Lorenzo Stoakes wrote:
> > On Thu, Jun 18, 2026 at 11:37:10AM +0200, David Hildenbrand (Arm) wrote:
> > > > In a way that's an extra check for hugetlb, but it will work.
> > >
> > > My point would be that we exclude all special VMAs, except hugetlb (which is
> > > special but supported ... in its special way).
> >
> > Mike - you said you were respinning, it'd help my series if you respan the above
> > quickly so I could base my change on that :).
>
> I sent it already:
>
> https://lore.kernel.org/all/20260618095017.2553004-1-rppt@kernel.org
>
> and Andrew apparently ook it:
>
> https://lore.kernel.org/all/20260618183442.BBCD71F000E9@smtp.kernel.org

It's not anywhere :)

Andrew - did you take that thread as signal this should not go in?

It should definitely go in. I will clean up the mess discussed there separately.


>
> > I can send a quick patch if you're tied up also!
> >
> > Thanks, Lorenzo
>
> --
> Sincerely yours,
> Mike.

Thanks, Lorenzo