[Skiboot] [PATCH 2/2] errorlog: Increase the severity of abnormal reboot events

Klaus Heinrich Kiwi klaus at linux.vnet.ibm.com
Tue Mar 10 06:49:18 AEDT 2020



On 3/9/2020 12:35 PM, Vasant Hegde wrote:
> On 3/5/20 7:03 PM, Klaus Heinrich Kiwi wrote:
>> I think this is OK since OPAL_RC_ABNORMAL_REBOOT always a result of a 
>> OPAL_CEC_REBOOT2 OPAL call which itself causes a OPAL TI checkstop.
>>
>> The fact that we respond to a "Reboot requested" with a 
>> checkstop/PANIC is pre-existing to this patch, so it feels like 
>> setting the record straight.
>>
>> Reviewed-by: Klaus Heinrich Kiwi <klaus at linux.vnet.ibm.com>
>>
>> I'm a bit curious, though, why we do this, because it looks like the 
>> platform is asking us to reboot, not to checkstop..
> 
> We call checkstop so that OCC can collect debug data before rebooting.

Thanks! By the way, I should have rtfm here
https://open-power.github.io/skiboot/doc/opal-api/opal-cec-reboot-6-116.html#opal-cec-reboot2

Reviewed-by: Klaus Heinrich Kiwi <klaus at linux.vnet.ibm.com>

-- 
Klaus Heinrich Kiwi <klaus at linux.vnet.ibm.com>


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