Re: [PATCH v6 2/2] acpi: apei: Do not panic() on PCIe errors reported through GHES

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On 05/22/2018 10:15 AM, Tyler Baicar wrote:
> On 5/22/2018 10:32 AM, Alex G. wrote:
>> I think the biggest problem is having a policy to panic on "fatal"
>> errors, instead of letting the error handler make that decision. I'd
>> much rather kill that stupid policy, but people seem to like it for some
>> reason.
>>
> You can get around that panic and still have the error handled as
> AER_FATAL in
> the current code. Your FW needs to mark the error as RECOVERABLE and then
> set the CPER_SEC_RESET flag.

Of course, that would be ideal. But experience shows that firmware
doesn't do this. That's the whole point: firmware sends questionable data.

Alex

> https://elixir.bootlin.com/linux/v4.17-rc6/source/drivers/acpi/apei/ghes.c#L450
> 
> 
> Thanks,
> Tyler
> 
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