Re: [PATCH] x86/mce: /dev/mcelog: Dynamically allocate space for machine check records

From: Luck, Tony
Date: Fri Feb 07 2020 - 23:27:34 EST



> On Feb 7, 2020, at 16:06, Tony Luck <tony.luck@xxxxxxxxx> wrote:
>
> ïWe have had a hard coded limit of 32 machine check records since the
> dawn of time. But as numbers of cores increase, it is possible for
> more than 32 errors to be reported

Note that this is not a theoretical issue. Validation
team is hitting this in a case that doesnât look
completely implausible.

-Tony