linux-kernel - Re: [PATCH] perf: add GCC optimization to memory allocating functions

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Date:	Fri, 26 Nov 2010 14:27:20 +0100
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	dave@....org
Cc:	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Ingo Molnar <mingo@...e.hu>, Paul Mackerras <paulus@...ba.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf: add GCC optimization to memory allocating
 functions

On Fri, 2010-11-26 at 10:24 -0300, Davidlohr Bueso wrote:
> From: Davidlohr Bueso <dave@....org>
> 
> We can benefit from the alloc_size attribute in xrealloc and zalloc.

What's this alloc_size attribute do?

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