linux-kernel - Re: [linux-next-20130422] Bug in SLAB?

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Message-ID: <517E8EE1.6090306@parallels.com>
Date:	Mon, 29 Apr 2013 19:16:49 +0400
From:	Glauber Costa <glommer@...allels.com>
To:	Christoph Lameter <cl@...ux.com>
CC:	Pekka Enberg <penberg@...nel.org>,
	Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [linux-next-20130422] Bug in SLAB?

On 04/29/2013 06:59 PM, Christoph Lameter wrote:
> The code in kmalloc_index() creates a BUG() and preferentially should
> create a compile time failure when a number that is too big is passed to it.
> 
> What is MAX_ORDER on the architecture?

Returning NULL is fine, but kmalloc_index currently does not check for
MAX_ORDER at all.

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