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Date: Fri, 27 Feb 2009 21:23:13 -0800
From: Andrew Morton <akpm@linux-foundation.org>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
       the arch/x86 maintainers <x86@kernel.org>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Simple brk allocator for very early allocations
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On Fri, 27 Feb 2009 17:51:17 -0800 Jeremy Fitzhardinge <jeremy@goop.org> wrote:

> This series adds a very simple brk-like allocator for very early
> allocations.  By default it extends the bss segment, starting at _end.
> 
> This is used to allocate x86-32's initial head_32.S pagetable, removing
> init_pg_table_start/end and pg0, replacing them with brk allocations.

Changelog fails to provide a reason for this?

> dmi_alloc() is also changed to use extend_brk.

Seems a large patchset just to clean up DMI a bit ;)

I assume that xen needs this?  domU or dom0?