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Message-ID: <CAJhHMCBfgzYVd5OBEj3moV3vAd56=s1FDokab8yM1TTfOPSVhA@mail.gmail.com>
Date: Wed, 27 Jan 2016 17:16:55 -0500
From: Pranith Kumar <bobby.prani@...il.com>
To: Michael Ellerman <mpe@...erman.id.au>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Paul Mackerras <paulus@...ba.org>,
"open list:LINUX FOR POWERPC (32-BIT AND 64-BIT)"
<linuxppc-dev@...ts.ozlabs.org>,
open list <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH] PPC32: Fix build failure caused by missing dirty pte handlers
On Tue, Jan 26, 2016 at 12:45 AM, Pranith Kumar <bobby.prani@...il.com> wrote:
> On Mon, Jan 25, 2016 at 10:13 PM, Michael Ellerman <mpe@...erman.id.au> wrote:
>> On Mon, 2016-01-25 at 09:22 -0500, Pranith Kumar wrote:
>>
>>> In 4.5-rc1, I am getting a build failure as follows:
>>>
>>> mm/memory.c: In function ‘do_swap_page’:
>>> mm/memory.c:2573:9: error: implicit declaration of function ‘pte_mksoft_dirty’
>>> [-Werror=implicit-function-declaration]
>>> pte = pte_mksoft_dirty(pte);
>>>
>>> The soft dirty pte handlers are declared only for PPC64 on PPC_BOOK3S in
>>> arch/powerpc/include/asm/book3s/64/hash.h and missing in the 32-bit arch.
>>>
>>> Avoid this error by not setting HAVE_ARCH_SOFT_DIRTY for 32-bit system.
>>
>> It's building for me, what config are you using?
>>
>> http://kisskb.ellerman.id.au/kisskb/buildresult/12597204/
>>
Found the original config file too. Please find it attached here.
--
Pranith
Download attachment "config-failure-2" of type "application/octet-stream" (82695 bytes)
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