linux-kernel - Re: [PATCH] - Mapping ACPI tables as CACHED

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Message-ID: <4D093EC3.7000308@zytor.com>
Date:	Wed, 15 Dec 2010 14:18:43 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Len Brown <lenb@...nel.org>
CC:	Jack Steiner <steiner@....com>, hmh@....eng.br,
	tony.luck@...il.com, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, gbeshers@....com
Subject: Re: [PATCH] - Mapping ACPI tables as CACHED

On 12/15/2010 01:16 PM, Len Brown wrote:
> 
> I'll bet we can improve the boot sequence so that
> some of the stuff we do before we have cached mappings
> we can do with cached mappings...
> We checksum all the tables, enumerate the CPUs and the APICs
> all using non-cached mappings....
> 

I don't think we have any reason to use uncached mappings, ever...

	-hpa
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