Re: [PATCH V3 1/2] mm: Update generic gup implementation to handle hugepage directory

[Steve Capper]

On Mon, Oct 27, 2014 at 06:32:41PM -0700, Andrew Morton wrote:
> On Tue, 28 Oct 2014 12:20:29 +1100 Michael Ellerman <mpe@xxxxxxxxxxxxxx> wrote:
> 
> > On Mon, 2014-10-27 at 16:06 -0700, Andrew Morton wrote:
> > > On Sat, 25 Oct 2014 16:14:19 +0530 "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx> wrote:
> > > 
> > > > Update generic gup implementation with powerpc specific details.
> > > > On powerpc at pmd level we can have hugepte, normal pmd pointer
> > > > or a pointer to the hugepage directory.
> > > 
> > > I grabbed these.  It would be better if they were merged into the powerpc
> > > tree where they'll get more testing than in linux-next alone.
> >  
> > Fine by me. Can I get an ack from you and/or someone else on CC?
> > 
> 
> Only arm and arm64 use this code.  Steve, could you please look it over
> and check that arm is still happy?

Hi Andrew,
I've tested it and posted some comments on it.

If the arch/arm and arch/arm64 changes are removed and a comment about
an assumption made by the new gup_huge_pte code is added then I'm happy.

Cheers,
-- 
Steve
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