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Date:   Fri, 20 Nov 2020 18:33:42 +0100
From:   Borislav Petkov <>
To:     "Paoloni, Gabriele" <>
Cc:     "Luck, Tony" <>,
        "" <>,
        "" <>,
        "" <>, "" <>,
        "" <>,
        "" <>,
        "" <>
Subject: Re: [PATCH 1/4] x86/mce: do not overwrite no_way_out if mce_end()

On Fri, Nov 20, 2020 at 05:31:32PM +0000, Paoloni, Gabriele wrote:
> I mean that on this CPU thread at this point mce_start() already cached
> global_nwo and hence could accumulate fatal severities of other CPUs.
> Now here if mce_end() fails we only consider the local 'worst' severity
> and we overwrite those already cached.

Yap, we're on the same page. :)

> If ok I will fix the grammar and rewrite this code in v2.

Sure, lemme go through the rest first.



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