Re: [PATCH] Simple brk allocator for very early allocations

From: Andrew Morton
Date: Sat Feb 28 2009 - 00:24:04 EST


On Fri, 27 Feb 2009 17:51:17 -0800 Jeremy Fitzhardinge <jeremy@xxxxxxxx> 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?

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