Re: dmesg: ACPI Warning: Firmware issue warning spaming

From: Jung-uk Kim <jkim_at_FreeBSD.org>
Date: Tue, 14 Jun 2022 01:24:36 UTC
On 22. 6. 13., Jung-uk Kim wrote:
> On 22. 6. 13., Masachika ISHIZUKA wrote:
>>> What do you think opening a review about this fix/tweak to stop this
>>> spamming that blinds dmesg?
>>>
>>>>> I'm running CURRENT 8d95f500521 and I'm receiving loads of dmesg
>>>> warnings:
>>>>> ---
>>>>> ACPI Warning: Firmware issue: Excessive sleep time (0x0000000000000010
>>>> ms >
>>>>> 10 ms) in ACPI Control Method (20220331/exsystem-347)
>>>>> ---
>>>>> Is there a way to silence it?
>>
>>    I think this spam message is from linux.
>>    So, I think we should discuss on linux forum but I don't familier
>> to linux.
> 
> FYI, both FreeBSD and Linux use ACPICA to implement ACPI.
> 
> https://acpica.org
> 
> This message was added by this commit:
> 
> https://github.com/acpica/acpica/commit/2a0d1d475e7ea1c815bee1e0692d81db9a7c909c 
> 
> 
> You can file your complaints here if it is really bothering you.
> 
> https://github.com/acpica/acpica/issues

BTW, it seems it was discussed on Linux ML.

https://lore.kernel.org/lkml/CAJZ5v0gWYZ_BSonhLGT7L4wPQvXLVyobPptE1Nx6PoNSGn4yXg@mail.gmail.com/T/#mae6a816bbcebb01dea9e5c19c81e9be872cad521

I am not sure what happened after that.

Jung-uk Kim