linux-kernel - Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per

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Date:	Tue, 27 Nov 2007 23:16:28 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	travis@....com
Cc:	Andrew Morton <akpm@...ux-foundation.org>, Andi Kleen <ak@...e.de>,
	Christoph Lameter <clameter@....com>, pageexec@...email.hu,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_cpu variables

On Tue, Nov 27, 2007 at 01:50:53PM -0800, travis@....com wrote:
> Change loops controlled by 'for (i = 0; i < NR_CPUS; i++)' to use
> 'for_each_possible_cpu(i)' when there's a _remote possibility_ of
> dereferencing a non-allocated per_cpu variable involved.
> 
> All files except mm/vmstat.c are x86 arch.
> 
> Based on 2.6.24-rc3-mm1 .
> 
> Thanks to pageexec@...email.hu for pointing this out.

Looks good to me. 2.6.24 candidate.

-Andi

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