RE: [RFC] #MC mess

[Luck, Tony]

> Yeah, ok. How do you want to select which ones? What mce_no_way_out()
> says or severity or...?

We only return from do_machine_check() in the recoverable case.  So down at the
end just here:

out_ist:
	ist_exit(regs);
}


Though that does include cases where we returned just because cfg->tolerant was
set to some value saying ignore this #MC.

-Tony