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SubjectRe: Intel's response Linux/MTRR/8GB Memory Support / Why doesn't the kernel realize the BIOS has problems and re-map appropriately?


On Tue, 5 Jun 2007, Andi Kleen wrote:

>> So the only safe thing we can do is not use memory that is not
>> write-back cached. That we can positively detect and is a
>> conservative action so if anything will work that will.
>
> Jesse wrote such a patch (or rather it limitted end_pfn), but it broke
> the X server for so far unknown reasons.
>
> -Andi
>

So the best solution is for a patch/function that calculates the E820
memory map subtracts the non-cached memory and does the equivilant of
append= in LILO config with the proper amount of memory?

Justin.
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