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SubjectRe: [PATCH] x86_64: update e820 instead of updating end_pfn v2
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> {
> u32 l, h;
>
> @@ -661,8 +661,9 @@ static __init int amd_special_default_mt
> * Memory between 4GB and top of mem is forced WB by this magic bit.
> * Reserved before K8RevF, but should be zero there.
> */
> - if (l & Tom2ForceMemTypeWB)
> - return 1;
> + if (l & Tom2Enabled)
> + if (l & Tom2ForceMemTypeWB)
> + return 1;

That change is good agreed, but I would suggest to put it into a separate
patch with a description

-Andi


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