Re: [PATCH v2 0/3] mm: huge pages: Misc fixes for issues found during fuzzing

From: Will Deacon
Date: Mon Jun 19 2017 - 05:35:11 EST


On Thu, Jun 15, 2017 at 01:32:52PM -0700, Andrew Morton wrote:
> On Tue, 13 Jun 2017 11:28:39 +0100 Will Deacon <will.deacon@xxxxxxx> wrote:
>
> > This is v2 of the patches previously posted here:
> >
> > http://www.spinics.net/lists/linux-mm/msg128577.html
> >
> > Changes since v1 include:
> >
> > * Use smp_mb() instead of smp_mb__before_atomic() before atomic_set()
> > * Added acks and fixes tag
> >
> > Feedback welcome,
> >
> > Will
> >
> > --->8
> >
> > Mark Rutland (1):
> > mm: numa: avoid waiting on freed migrated pages
> >
> > Will Deacon (2):
> > mm/page_ref: Ensure page_ref_unfreeze is ordered against prior
> > accesses
> > mm: migrate: Stabilise page count when migrating transparent hugepages
>
> I marked [1/3] for -stable backporting and held the other two for
> 4.13-rc1. Maybe that wasn't appropriate...

I think that's about right. Patches 2 and 3 fix issues found by inspection,
rather than something we've knowingly run into.

Thanks,

Will