Re: [RFC/RFT PATCH 0/6] Switch GHES ioremap_page_range() to use fixmap

From: Borislav Petkov
Date: Wed Nov 01 2017 - 11:31:01 EST


On Wed, Nov 01, 2017 at 02:58:33PM +0000, James Morse wrote:
> Does anyone have an x86 machine that does firmware-first using NOTIFY_NMI?

AFAIK, the only one who has access to a reportedly somewhat working GHES
implementation is Toshi. CCed.

> ('ls /sys/firmware/acpi/tables/', if you have a HEST and EINJ we should be able
> to work something out)

That's not enough. All the EINJ boxes I have would stop accepting EINJ
writes after a couple of injections, i.e., BIOS would get "stuffed". :-)))

Maybe Tony has something better. He's already on CC.

--
Regards/Gruss,
Boris.

SUSE Linux GmbH, GF: Felix ImendÃrffer, Jane Smithard, Graham Norton, HRB 21284 (AG NÃrnberg)
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