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

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Message-Id: <20141027183241.a5339085.akpm@linux-foundation.org>
Date:	Mon, 27 Oct 2014 18:32:41 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Michael Ellerman <mpe@...erman.id.au>
Cc:	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
	Steve Capper <steve.capper@...aro.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	benh@...nel.crashing.org, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	linux-arch@...r.kernel.org
Subject: Re: [PATCH V3 1/2] mm: Update generic gup implementation to handle
 hugepage directory

On Tue, 28 Oct 2014 12:20:29 +1100 Michael Ellerman <mpe@...erman.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@...ux.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?
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