New ACPI Errors

[Jung-uk Kim]

On 02/13/2018 17:34, Claude Buisson wrote:
> On 02/13/2018 22:49, Pete Wright wrote:
>> Hello,
>> I have started seeing a lot of these messages spam my system log:
>>
>> ACPI Error: No pointer back to namespace node in package
>> 0xfffff8000f79a080 (20180209/dsargs-472)
>> ACPI Error: Method parse/execution failed \134_SB.AC.ADJP,
>> AE_AML_INTERNAL (20180209/psparse-677)
>> ACPI Error: Method parse/execution failed \134_SB.AC._PSR,
>> AE_AML_INTERNAL (20180209/psparse-677)
>>
>> I noticed this starting from a CURRENT build i installed two weeks
>> ago, and still see it from a world/kernel i built last night.  two
>> questions:
>> 1) has anyone else noticed this?
>> 2) is this something to worry about?
>>
>> i can help debug the issue but am not sure where to start poking.
>>
>> thanks!
>> -pete
>>
> Here I have
> 
> ACPI Error: No pointer back to namespace node in package
> 0xfffff8000171f700 (20180209/dsargs-472)
> ACPI Error: AE_AML_INTERNAL, While resolving operands for [OpcodeName
> unavailable] (20180209/dswexec-606)
> ACPI Error: Method parse/execution failed
> \134_PR.CPU0._CST,AE_AML_INTERNAL (20180209/psparse-677)
> 
> with svn 329142 on a Lenovo ThinkCentre M83
> ACPI APIC Table: <LENOVO TC-FB   >
> 
> Claude Buisson

I believe you can silence the errors with the attached patch.  Please
try it and let me know.

Jung-uk Kim
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