linux-kernel - Re: [RFC/PATCH RESEND -next 11/21] mm: slub: share slab_err and object

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Message-id: <53BE4398.6020509@samsung.com>
Date:	Thu, 10 Jul 2014 11:41:12 +0400
From:	Andrey Ryabinin <a.ryabinin@...sung.com>
To:	Christoph Lameter <cl@...two.org>
Cc:	linux-kernel@...r.kernel.org, Dmitry Vyukov <dvyukov@...gle.com>,
	Konstantin Serebryany <kcc@...gle.com>,
	Alexey Preobrazhensky <preobr@...gle.com>,
	Andrey Konovalov <adech.fo@...il.com>,
	Yuri Gribov <tetra2005@...il.com>,
	Konstantin Khlebnikov <koct9i@...il.com>,
	Sasha Levin <sasha.levin@...cle.com>,
	Michal Marek <mmarek@...e.cz>,
	Russell King <linux@....linux.org.uk>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Pekka Enberg <penberg@...nel.org>,
	David Rientjes <rientjes@...gle.com>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kbuild@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	x86@...nel.org, linux-mm@...ck.org
Subject: Re: [RFC/PATCH RESEND -next 11/21] mm: slub: share slab_err and
 object_err functions

On 07/09/14 18:29, Christoph Lameter wrote:
> On Wed, 9 Jul 2014, Andrey Ryabinin wrote:
> 
>> Remove static and add function declarations to mm/slab.h so they
>> could be used by kernel address sanitizer.
> 
> Hmmm... This is allocator specific. At some future point it would be good
> to move error reporting to slab_common.c and use those from all
> allocators.
> 

I could move declarations to kasan internals, but it will look ugly too.
I also had an idea about unifying SLAB_DEBUG and SLUB_DEBUG at some future.
I can't tell right now how hard it will be, but it seems doable.

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