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Date:   Fri, 14 Feb 2020 10:05:38 +0100
From:   Borislav Petkov <>
To:     "Luck, Tony" <>
Subject: Re: [PATCH 5/5] x86/mce: Change default mce logger to check

On Thu, Feb 13, 2020 at 02:27:50PM -0800, Luck, Tony wrote:
> That's pretty hard with a chain.  I think folks will have a conniptions

LOL. And they do already for other things so let's spare them :-)

> if we invent an error return from a notifier chain function that means
> "Go back and start over". Though if we did it would make the "handled"
> field useful for functions that didn't want to redo ... they'd just
> check if "their" bit in handled was already set.
> Still, seems like a terrible idea.


> If some driver really wants multiple bites at an error on the
> chain it could register more than one handler with different
> priorities.  In which case we should have "enum" names for the
> highest and lowest priorities so such a driver can go "first"
> or "last" (though such a thing would be dependent on whether
> some other driver was attempting to add a "first" or "last"
> entry on the chain).

Yap, makes sense. I'm fine with us even having a possible way to do
this, *if* someone decides she wants it.

Ok, thanks!


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