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SubjectRe: [PATCH 2/2] x86/mtrr: Refactor PAT initialization code

* Toshi Kani <toshi.kani@hpe.com> wrote:

> MTRR manages PAT initialization as it implements a rendezvous
> handler that initializes PAT as part of MTRR initialization.
>
> When CPU does not support MTRR, ex. qemu32 virtual CPU, MTRR
> simply skips PAT init, which causes PAT left enabled without
> initialization. [...]

What practical effects does this have to the user? Does the kernel crash?

Thanks,

Ingo

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