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SubjectRe: [PATCH v2] X86: MM: Add PAT Type write-through in combination with mtrr
On 11/03/2013 04:02 AM, Andreas Werner wrote:
>
> Since marking IO Memory as cachable is not valid, WT is the
> best way for caching/bursting on MMIO Devices.
>

Uh... WT *is* cachable...

-hpa




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