Messages in this thread | | | From | "Luck, Tony" <> | Subject | RE: [RFC PATCH 0/3] Machine check recovery when kernel accesses poison | Date | Wed, 11 Nov 2015 22:32:29 +0000 |
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> If you know that it is in the nvdimm range, you can grade the error with > lower severity...
Grading the severity isn't the main issue.
> Or do you mean that without the exception table we'll return back to the > insn causing the error and loop indefinitely this way?
Yes. We need to NOT return to the instruction that faulted. We need to pick a different return address. We need to do that inside the #MC handler.
The exception table does that for us.
-Tony
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