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Date: Mon, 27 Oct 2014 18:32:41 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Michael Ellerman <mpe@ellerman.id.au>
Subject: Re: [PATCH V3 1/2] mm: Update generic gup implementation to handle
 hugepage directory
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Cc: Andrea Arcangeli <aarcange@redhat.com>, linux-arch@vger.kernel.org,
 Steve Capper <steve.capper@linaro.org>, linux-kernel@vger.kernel.org,
 linux-mm@kvack.org, "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
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On Tue, 28 Oct 2014 12:20:29 +1100 Michael Ellerman <mpe@ellerman.id.au> 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@linux.vnet.ibm.com> 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?