Re: [PATCH] mm: larger stack guard gap, between vmas

Ben Hutchings
2017-07-05T12:27:17Z

[-- Attachment #1: Type: text/plain, Size: 843 bytes --]

On Tue, 2017-07-04 at 09:18 -0700, Linus Torvalds wrote:
> > On Tue, Jul 4, 2017 at 4:36 AM, Ben Hutchings <ben@decadent.org.uk> wrote:
> >
> > That's what I was thinking of.  Tried the following patch:
> >
> > Subject: mmap: Ignore VM_NONE mappings when checking for space to
> >  expand the stack
>
> This looks sane to me.
>
> I'm going to ignore it in this thread, and assume that it gets sent as
> a patch separately, ok?
>
> It would be good to have more acks on it.
>
> Also, separately, John Haxby kind of implied that the LibreOffice
> regression on i386 is already fixed by commit f4cb767d76cf ("mm: fix
> new crash in unmapped_area_topdown()").
>
> Or was that a separate issue?

They are separate issues.

Ben.

--
Ben Hutchings
Anthony's Law of Force: Don't force it, get a larger hammer.

[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 833 bytes --]