From: Michael Ellerman <mpe@ellerman.id.au>
To: Steve Capper <steve.capper@linaro.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Andrea Arcangeli <aarcange@redhat.com>,
benh@kernel.crashing.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-arch@vger.kernel.org
Subject: Re: [PATCH V3 1/2] mm: Update generic gup implementation to handle hugepage directory
Date: Wed, 29 Oct 2014 15:46:48 +1100 [thread overview]
Message-ID: <1414558008.7417.2.camel@concordia> (raw)
In-Reply-To: <20141028104451.GB4187@linaro.org>
On Tue, 2014-10-28 at 10:44 +0000, Steve Capper wrote:
> 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@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?
>
> 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.
OK thanks Steve.
Aneesh can you do those changes and resend and I'll put it in powerpc next.
cheers
next prev parent reply other threads:[~2014-10-29 4:46 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-25 10:44 [PATCH V3 1/2] mm: Update generic gup implementation to handle hugepage directory Aneesh Kumar K.V
2014-10-25 10:44 ` [PATCH V3 2/2] arch/powerpc: Switch to generic RCU get_user_pages_fast Aneesh Kumar K.V
2014-10-27 23:06 ` [PATCH V3 1/2] mm: Update generic gup implementation to handle hugepage directory Andrew Morton
2014-10-28 1:20 ` Michael Ellerman
2014-10-28 1:32 ` Andrew Morton
2014-10-28 10:44 ` Steve Capper
2014-10-29 4:46 ` Michael Ellerman [this message]
2014-10-28 10:41 ` Steve Capper
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