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SubjectRe: [PATCH v3] x86: UV SGI, Don't track GRU space in PAT

* Jack Steiner <> wrote:

> GRU space is always mapped as WB in the page table. There is
> no need to track the mappings in the PAT. This also eliminates
> the "freeing invalid memtype" messages when the GRU space is unmapped.
> Signed-off-by: Jack Steiner <>
> ---
> Version 2 with changes suggested by Ingo (at least I think I understood what
> he wanted).
> Version 3 with changes suggested by Peter to make the new function
> a member of the x86_platform structure.

thanks, it looks much cleaner now. I've applied it to tip:x86/mm.


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