RE: [PATCH 1/2] x86/mce: Only restart instruction after machinecheck recovery if it is safe

[Luck, Tony]

> How about using following condition to decrease the execution time?
> if (mi->restartable == 0 ||
>    memory_failure(pfn, MCE_VECTOR, MF_ACTION_REQUIRED) < 0)
>
> Since restart operation is impossible, whether recovery operation can
> be avoided?

Because I still want the side-effects from memory_failure() of
marking the page as poisoned and SRAO signal to other users of
the page (or no signal at all to the others for clean LRU page).

Perhaps this deserves a comment

-Tony
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