linux-kernel - Re: [PATCH] mm, slab_common: add 'unlikely' to size check of kmalloc

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Message-ID: <000001403f81890d-57137aa9-0063-4457-8647-32369c68814f-000000@email.amazonses.com>
Date:	Fri, 2 Aug 2013 14:49:48 +0000
From:	Christoph Lameter <cl@...two.org>
To:	Joonsoo Kim <iamjoonsoo.kim@....com>
cc:	Pekka Enberg <penberg@...nel.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, Joonsoo Kim <js1304@...il.com>
Subject: Re: [PATCH] mm, slab_common: add 'unlikely' to size check of
 kmalloc_slab()

On Fri, 2 Aug 2013, Joonsoo Kim wrote:

> Size is usually below than KMALLOC_MAX_SIZE.
> If we add a 'unlikely' macro, compiler can make better code.

Acked-by: Christoph Lameter <cl@...ux.com>
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