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Date: Wed, 16 Apr 2008 12:19:44 -0700 (PDT)
From: Christoph Lameter <clameter@sgi.com>
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To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
cc: Andrew Morton <akpm@linux-foundation.org>,
       "balbir@linux.vnet.ibm.com" <balbir@linux.vnet.ibm.com>,
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       menage@google.com, "linux-mm@kvack.org" <linux-mm@kvack.org>,
       LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] use vmalloc for mem_cgroup allocation.
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On Tue, 15 Apr 2008, KAMEZAWA Hiroyuki wrote:

> On ia64, kmalloc() in mem_cgroup_create requires order-4 pages. But this is not
> necessary to be phisically contiguous. And we'll see page allocation failure.
> (Note: x86-32, which has small vmalloc area, has small mem_cgroup struct.)
> For here, vmalloc is better.

I need to get my virtualizable compound stuff in order. That would address 
these issues.