Re: [regression] Bug 217114 - Tiger Lake SATA Controller not operating correctly [bisected]

From: Damien Le Moal
Date: Fri Mar 03 2023 - 04:49:10 EST


On 3/3/23 16:10, Linux regression tracking (Thorsten Leemhuis) wrote:
> Hi, this is your Linux kernel regression tracker.
>
> I noticed a regression report in bugzilla.kernel.org that apparently
> affects 6.2 and later as well as 6.1.13 and later, as it was already
> backported there.
>
> As many (most?) kernel developer don't keep an eye on bugzilla, I
> decided to forward the report by mail. Quoting from
> https://bugzilla.kernel.org/show_bug.cgi?id=217114 :
>
>> emmi@xxxxxxxxxxx 2023-03-02 11:25:00 UTC
>>
>> As per kernel problem found in https://bbs.archlinux.org/viewtopic.php?id=283906 ,
>>
>> Commit 104ff59af73aba524e57ae0fef70121643ff270e
>
> [FWIW: That's "ata: ahci: Add Tiger Lake UP{3,4} AHCI controller" from
> Simon Gaiser]

I sent a revert with cc: stable.

Simon,

Let's work on finding a better solution for enabling LPM for that adapter
without causing regressions. I will need your help for testing as I do not have
this hardware.

--
Damien Le Moal
Western Digital Research