Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_cpu variables

From: Andi Kleen
Date: Tue Nov 27 2007 - 17:16:42 EST


On Tue, Nov 27, 2007 at 01:50:53PM -0800, travis@xxxxxxx 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@xxxxxxxxxxx for pointing this out.

Looks good to me. 2.6.24 candidate.

-Andi

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