Re: [PATCH] early, early ioremap

[Benjamin LaHaise <bcrl@redhat.com>]

On Thu, Feb 13, 2003 at 10:26:12AM -0800, Martin J. Bligh wrote:
> Either a per-page bitmap of used areas, a fixmap-type array, or simply
> making the user keep track of it would be fine ...
> 
> Opinions?

Why not use an early kmap_atomic()?  It's easy enough to enable the code 
on a non-highmem build as you would need for this purpose.  Also, making 
atomic kmaps able to map io space could be useful to replace ACPI's kludge 
too.

		-ben
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