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SubjectRe: [PATCH 1/3] x86/MCE/AMD, EDAC/mce_amd: Add new SMCA bank types.
On Tue, May 25, 2021 at 08:02:44PM +0200, Borislav Petkov wrote:
> On Mon, May 24, 2021 at 04:41:25PM +0000, Chatradhi, Naveen Krishna wrote:
> > [naveenk:] There is a possibility for a heterogenous system with both
> > the SMCA_UMC and SMCA_UMC_V2 variant of controllers to exist.
>
> Wait, what? You can have systems with *both* UMCs in the same coherent
> fabric and thus the OS can see UMCs of both types on the same system?
>

Yep, that's right. The UMCs are the only case of this so far and in the
foreseeable future. Though we may be moving towards more cases like
this.

Thanks,
Yazen

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