linux-kernel - Re: [PATCH] do not free non slab allocated per_cpu

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Message-ID: <Pine.LNX.4.64.0609221141270.8356@schroedinger.engr.sgi.com>
Date:	Fri, 22 Sep 2006 11:43:32 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Andrew Morton <akpm@...l.org>
cc:	David Rientjes <rientjes@...washington.edu>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	kmannth@...ibm.com, linux-kernel@...r.kernel.org,
	clameter@...r.sgi.com
Subject: Re: [PATCH] do not free non slab allocated per_cpu_pageset

On Fri, 22 Sep 2006, Andrew Morton wrote:

> I think I preferred my earlier fix, recently reworked as:

The problem is though that the pcp pointers must point to the static pcp 
arrays for bootup to succeed under NUMA. Your patch may work under SMP. 
For NUMA you may zap pointers to valid static pcps.
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