linux-kernel - Re: [PATCH 04/16] page-flags: define PG

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Date:	Fri, 27 Mar 2015 18:37:26 +0200
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	Mateusz Krawczuk <m.krawczuk@...sung.com>
Cc:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Hugh Dickins <hughd@...gle.com>,
	Dave Hansen <dave.hansen@...el.com>,
	Mel Gorman <mgorman@...e.de>, Rik van Riel <riel@...hat.com>,
	Vlastimil Babka <vbabka@...e.cz>,
	Christoph Lameter <cl@...two.org>,
	Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
	Steve Capper <steve.capper@...aro.org>,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...e.cz>,
	Jerome Marchand <jmarchan@...hat.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	linux-next@...r.kernel.org, sfr@...b.auug.org.au
Subject: Re: [PATCH 04/16] page-flags: define PG_locked behavior on compound
 pages

On Fri, Mar 27, 2015 at 04:13:08PM +0100, Mateusz Krawczuk wrote:
> Hi!
> 
> This patch breaks build of linux next since 2015-03-25 on arm using
> exynos_defconfig with arm-linux-gnueabi-linaro_4.7.4-2014.04,
> arm-linux-gnueabi-linaro_4.8.3-2014.04 and
> arm-linux-gnueabi-4.7.3-12ubuntu1(from ubuntu 14.04 lts). Compiler shows
> this error message:
> mm/migrate.c: In function ‘migrate_pages’:
> mm/migrate.c:1148:1: internal compiler error: in push_minipool_fix, at
> config/arm/arm.c:13500
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <file:///usr/share/doc/gcc-4.7/README.Bugs> for instructions.
> 
> It builds fine with arm-linux-gnueabi-linaro_4.9.1-2014.07.

Obviously, you need to report bug against your compiler. It's not a kernel
bug.

-- 
 Kirill A. Shutemov
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