linux-kernel - Re: [PATCH] Revert "EDAC/mce_amd: Do not load edac_mce

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Date:   Fri, 15 Sep 2023 13:56:31 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Elliott Mitchell <ehem+xen@....com>
Cc:     "Luck, Tony" <tony.luck@...el.com>,
        Yazen Ghannam <yazen.ghannam@....com>,
        smita.koralahallichannabasappa@....com, linux-edac@...r.kernel.org,
        linux-kernel@...r.kernel.org, x86@...nel.org,
        xen-devel@...ts.xenproject.org, rric@...nel.org,
        james.morse@....com
Subject: Re: [PATCH] Revert "EDAC/mce_amd: Do not load edac_mce_amd module on
 guests"

On Thu, Sep 14, 2023 at 10:02:05AM -0700, Elliott Mitchell wrote:
> Indeed.  At what point is the lack of information and response long
> enough to simply commit a revert due to those lacks?

At no point.

> Even with the commit message having been rewritten and the link to:
> https://lkml.kernel.org/r/20210628172740.245689-1-Smita.KoralahalliChannabasappa@amd.com
> added, this still reads as roughly:
> 
> "A hypothetical bug on a hypothetivisor"

If "Hypervisors likely do not expose the SMCA feature to the guest"
doesn't explain to you what the problem is this commit is fixing, then
I can't help you.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette