From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1760273AbbA1DWI (ORCPT <rfc822;w@1wt.eu>);
	Tue, 27 Jan 2015 22:22:08 -0500
Received: from ozlabs.org ([103.22.144.67]:43436 "EHLO ozlabs.org"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1755381AbbA1DWG (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Tue, 27 Jan 2015 22:22:06 -0500
Message-ID: <1422415322.32234.3.camel@ellerman.id.au>
Subject: Re: [PATCH v3] powerpc/mm: fix undefined reference to
 `.__kernel_map_pages' on FSL PPC64
From: Michael Ellerman <mpe@ellerman.id.au>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Joonsoo Kim <js1304@gmail.com>, Kim Phillips <kim.phillips@freescale.com>,
        Akinobu Mita <akinobu.mita@gmail.com>,
        Konstantin Khlebnikov <k.khlebnikov@samsung.com>,
        Rik van Riel <riel@redhat.com>,
        Linux Memory Management List <linux-mm@kvack.org>,
        josh@joshtriplett.org, LKML <linux-kernel@vger.kernel.org>,
        Jens Axboe <axboe@fb.com>, Minchan Kim <minchan@kernel.org>,
        Al Viro <viro@zeniv.linux.org.uk>,
        Johannes Weiner <hannes@cmpxchg.org>,
        Sasha Levin <sasha.levin@oracle.com>,
        Joonsoo Kim <iamjoonsoo.kim@lge.com>,
        linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Scott Wood <scottwood@freescale.com>
Date: Wed, 28 Jan 2015 14:22:02 +1100
In-Reply-To: <20150127185711.ee819e4b.akpm@linux-foundation.org>
References: <20150120140200.aa7ba0eb28d95e456972e178@freescale.com>
	 <20150120230150.GA14475@cloud>
	 <20150120160738.edfe64806cc8b943beb1dfa0@linux-foundation.org>
	 <CAC5umyieZn7ppXkKb45O=C=BF+iv6R_A1Dwfhro=cBJzFeovrA@mail.gmail.com>
	 <20150122014550.GA21444@js1304-P5Q-DELUXE>
	 <20150122144147.019eedc41f189eac44c3c4cd@freescale.com>
	 <CAC5umyiF52cykH2_5TD0yzXb+842gywpe-+XZHEwmrDe0nYCPw@mail.gmail.com>
	 <20150122212017.4b7032d52a6c75c06d5b4728@freescale.com>
	 <1421987091.24984.13.camel@ellerman.id.au>
	 <20150126132222.6477257be204a3332601ef11@freescale.com>
	 <1422406862.32234.1.camel@ellerman.id.au>
	 <CAAmzW4M3O81wBFeZ+JEVZnjRwMNwXnPKeL62Zz96xe_6a7WZpg@mail.gmail.com>
	 <20150127185711.ee819e4b.akpm@linux-foundation.org>
Content-Type: text/plain; charset="UTF-8"
X-Mailer: Evolution 3.12.7-0ubuntu1 
Mime-Version: 1.0
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Tue, 2015-01-27 at 18:57 -0800, Andrew Morton wrote:
> On Wed, 28 Jan 2015 10:33:59 +0900 Joonsoo Kim <js1304@gmail.com> wrote:
> 
> > 2015-01-28 10:01 GMT+09:00 Michael Ellerman <mpe@ellerman.id.au>:
> > > On Mon, 2015-01-26 at 13:22 -0600, Kim Phillips wrote:
> > >> arch/powerpc has __kernel_map_pages implementations in mm/pgtable_32.c, and
> > >
> > > I'd be happy to take this through the powerpc tree for 3.20, but for this:
> > >
> > >> depends on:
> > >> From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> > >> Date: Thu, 22 Jan 2015 10:28:58 +0900
> > >> Subject: [PATCH] mm/debug_pagealloc: fix build failure on ppc and some other archs
> > >
> > > I don't have that patch in my tree.
> > >
> > > But in what way does this patch depend on that one?
> > >
> > > It looks to me like it'd be safe to take this on its own, or am I wrong?
> > 
> > Hello,
> > 
> > These two patches are merged to Andrew's tree now.
> 
> That didn't answer either of Michael's questions ;)
> 
> Yes, I think they're independent.  I was holding off on the powerpc
> one, waiting to see if it popped up in linux-next via your tree.  I can
> merge both if you like?

Right, I didn't think I'd seen it in your tree :)

I'm happy to take this one, saves a possible merge conflict.

cheers