Re: [Xen-devel] [PATCH v4 3/4] x86: track when in #MC context

[Jan Beulich <jbeulich@xxxxxxxx>]

On 26.02.2020 13:19, Roger Pau Monne wrote:
> Add helpers to track when executing in #MC handler context. This is
> modeled after the in_irq helpers.
> 
> Note that there are no users of in_mce_handler() introduced by the
> change, further users will be added by followup changes.
> 
> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

FTR I'm not finally certain this doesn't go a little too far.
#MC handling paths have to be very careful anyway in what they
call or do.

Jan

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