linux-kernel - Re: [Approach #2] [RFC][PATCH] Remove cgroup member from struct page

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Message-Id: <20080910.153146.143573430.davem@davemloft.net>
Date:	Wed, 10 Sep 2008 15:31:46 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	dave@...ux.vnet.ibm.com
Cc:	balbir@...ux.vnet.ibm.com, kamezawa.hiroyu@...fujitsu.com,
	nickpiggin@...oo.com.au, akpm@...ux-foundation.org,
	hugh@...itas.com, menage@...gle.com, xemul@...nvz.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [Approach #2] [RFC][PATCH] Remove cgroup member from struct
 page

From: Dave Hansen <dave@...ux.vnet.ibm.com>
Date: Wed, 10 Sep 2008 15:21:00 -0700

> This will really suck for sparse memory machines.  Imagine a machine
> with 1GB of memory at 0x0 and another 1GB of memory at 1TB up in the
> address space.

You just described the workstation I am typing this from :-)
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