Re: dmesg: ACPI Warning: Firmware issue warning spaming

From: Jung-uk Kim <jkim_at_FreeBSD.org>
Date: Tue, 14 Jun 2022 02:00:25 UTC 
On 22. 6. 13., Jung-uk Kim wrote:
> On 22. 6. 13., Jung-uk Kim wrote:
>> 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.
> 
> I found the author actually filed a pull request to revert the commit.
> 
> https://github.com/acpica/acpica/pull/780

FYI, I removed the message.

https://cgit.freebsd.org/src/commit/?id=c7f14adfda21dfacab1895015b4c78bf7c2febb6

Jung-uk Kim