linux-kernel - Re: [PATCH 1/3] x86/MCE, EDAC/mce_amd: Add support for new MCA

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Date:   Mon, 24 Oct 2022 18:09:10 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Yazen Ghannam <yazen.ghannam@....com>
Cc:     linux-edac@...r.kernel.org, linux-kernel@...r.kernel.org,
        tony.luck@...el.com, x86@...nel.org,
        Smita.KoralahalliChannabasappa@....com
Subject: Re: [PATCH 1/3] x86/MCE, EDAC/mce_amd: Add support for new
 MCA_SYND{1,2} registers

On Tue, Aug 02, 2022 at 12:22:20PM +0000, Yazen Ghannam wrote:
> I ask because struct mce is UAPI. But I think this is just for /dev/mcelog,
> and this has been deprecated for a while. So on a related note, should
> /dev/mcelog be removed and struct mce moved out of UAPI? Then changes to
> struct mce won't affect user space, and we can just consider the mce trace
> event when reporting to user space.

Question is, do you want those error records to be fed into mcelog on
AMD too?

And I remember you guys supporting it at some point.

The answer to that question will tell you how exactly to build your
structure of data you shuffle to luserspace.

I'd say.

-- 
Regards/Gruss,
    Boris.

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