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

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From: Christoph Lameter <clameter@...>
To: Andrew Morton <akpm@...>
Cc: Andi Kleen <andi@...>, <travis@...>, <ak@...>, <pageexec@...>, <linux-mm@...>, <linux-kernel@...>
Subject: Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_cpu variables
Date: Tuesday, November 27, 2007 - 7:15 pm

On Tue, 27 Nov 2007, Andrew Morton wrote:


I saw it in acpi when the __cpu_offset() pointers become zero. I have 
never seen it in vmstat.c. We do not need the vmstat.c fix.
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Messages in current thread:
[PATCH 1/1] mm: Prevent dereferencing non-allocated per_cpu ..., , (Tue Nov 27, 5:50 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., , (Tue Nov 27, 6:01 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Andi Kleen, (Tue Nov 27, 6:16 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Andrew Morton, (Tue Nov 27, 7:12 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Andrew Morton, (Tue Nov 27, 7:21 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Christoph Lameter, (Tue Nov 27, 7:22 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Andrew Morton, (Tue Nov 27, 7:42 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Christoph Lameter, (Tue Nov 27, 8:09 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Andi Kleen, (Tue Nov 27, 7:48 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Christoph Lameter, (Tue Nov 27, 8:15 pm)
Re: [PATCH 1/1] mm: Prevent dereferencing non-allocated per_..., Christoph Lameter, (Tue Nov 27, 7:15 pm)