From: David Daney <ddaney.cavm@gmail.com>
To: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
Andrea Arcangeli <aarcange@redhat.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>,
Hillf Danton <dhillf@gmail.com>,
David Rientjes <rientjes@google.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-next@vger.kernel.org
Subject: Re: [PATCH v4 2/3] thp: add HPAGE_PMD_* definitions for !CONFIG_TRANSPARENT_HUGEPAGE
Date: Wed, 21 Mar 2012 16:26:09 -0700 [thread overview]
Message-ID: <4F6A6391.1070105@gmail.com> (raw)
In-Reply-To: <4F6A57D0.4020406@windriver.com>
On 03/21/2012 03:36 PM, Paul Gortmaker wrote:
> On 12-03-21 06:19 PM, Andrew Morton wrote:
>> On Wed, 21 Mar 2012 18:07:41 -0400
>> Paul Gortmaker<paul.gortmaker@windriver.com> wrote:
>>
>>> On Mon, Mar 12, 2012 at 6:30 PM, Naoya Horiguchi
>>> <n-horiguchi@ah.jp.nec.com> wrote:
>>>> These macros will be used in later patch, where all usage are expected
>>>> to be optimized away without #ifdef CONFIG_TRANSPARENT_HUGEPAGE.
>>>> But to detect unexpected usages, we convert existing BUG() to BUILD_BUG().
>>>
>>> Just a heads up that this showed up in linux-next today as the
>>> cause of a new build failure for an ARM board:
>>
>> Dammit.
>>
>>> http://kisskb.ellerman.id.au/kisskb/buildresult/5930053/
>>
>> Site is dead. What was failure, please?
>
> Odd, I just reloaded the above link and it seems alive?
> Anyway here is where it goes off the rails.
>
> mm/pgtable-generic.c: In function 'pmdp_clear_flush_young':
> mm/pgtable-generic.c:76:136: error: call to '__build_bug_failed' declared with attribute error: BUILD_BUG failed
> make[2]: *** [mm/pgtable-generic.o] Error 1
>
This is just another instance of:
https://lkml.org/lkml/2011/12/16/507
There was some discussion in that thread of how it might be fixed.
David Daney
> Build was for ARM, tct_hammer_defconfig
>
> Paul.
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next prev parent reply other threads:[~2012-03-21 23:26 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-12 22:30 [PATCH v4 1/3] memcg: clean up existing move charge code Naoya Horiguchi
2012-03-12 22:30 ` [PATCH v4 2/3] thp: add HPAGE_PMD_* definitions for !CONFIG_TRANSPARENT_HUGEPAGE Naoya Horiguchi
2012-03-21 22:07 ` Paul Gortmaker
2012-03-21 22:19 ` Andrew Morton
2012-03-21 22:36 ` Paul Gortmaker
2012-03-21 23:26 ` David Daney [this message]
2012-03-21 22:47 ` Andrew Morton
2012-03-21 22:58 ` Andrea Arcangeli
2012-03-12 22:30 ` [PATCH v4 3/3] memcg: avoid THP split in task migration Naoya Horiguchi
2012-03-13 5:47 ` KAMEZAWA Hiroyuki
2012-03-13 5:45 ` [PATCH v4 1/3] memcg: clean up existing move charge code KAMEZAWA Hiroyuki
2012-03-13 22:15 ` Naoya Horiguchi
2012-03-14 12:31 ` Hillf Danton
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