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Date: Thu, 29 Jan 2015 15:13:01 -0800
From: Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v10 15/17] kernel: add support for .init_array.*
 constructors
Message-Id: <20150129151301.006abdbcf9e0dd136dd6ed2f@linux-foundation.org>
In-Reply-To: <1422544321-24232-16-git-send-email-a.ryabinin@samsung.com>
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To: Andrey Ryabinin <a.ryabinin@samsung.com>
Cc: linux-kernel@vger.kernel.org, Dmitry Vyukov <dvyukov@google.com>, Konstantin Serebryany <kcc@google.com>, Dmitry Chernenkov <dmitryc@google.com>, Andrey Konovalov <adech.fo@gmail.com>, Yuri Gribov <tetra2005@gmail.com>, Konstantin Khlebnikov <koct9i@gmail.com>, Sasha Levin <sasha.levin@oracle.com>, Christoph Lameter <cl@linux.com>, Joonsoo Kim <iamjoonsoo.kim@lge.com>, Dave Hansen <dave.hansen@intel.com>, Andi Kleen <andi@firstfloor.org>, x86@kernel.org, linux-mm@kvack.org, Arnd Bergmann <arnd@arndb.de>, "open list:GENERIC
 INCLUDE/A..." <linux-arch@vger.kernel.org>

On Thu, 29 Jan 2015 18:11:59 +0300 Andrey Ryabinin <a.ryabinin@samsung.com> wrote:

> KASan uses constructors for initializing redzones for global
> variables. Actually KASan doesn't need priorities for constructors,
> so they were removed from GCC 5.0, but GCC 4.9.2 still generates
> constructors with priorities.

I don't understand this changelog either.  What's wrong with priorities
and what is the patch doing about it?  More details, please.


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