Re: Patch to reorder functions in the vmlinux to a defined order

[Linus Torvalds]

On Thu, 23 Feb 2006, Andi Kleen wrote:
>
> I was to suggest the same thing originally, but on several boxes I checked
> there weren't any special MTRRs < 1MB, only in the PCI memory hole
> <4GB. I suspect there isn't just any interesting hardware in 640K anymore.

I wasn't talking about the regular MTRR's, but about the magic one: the 
"Fixed Range MTRRs" that only map the low 1MB.

I'm pretty sure that they are still used by the BIOS to set up the 
640k->1M window.

		Linus
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