Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)

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To: Eric <eric.4.debian@xxxxxxxxxxxxxx>
Subject: Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
From: Niklas Cassel <cassel@xxxxxxxxxx>
Date: Thu, 13 Mar 2025 13:21:40 +0100
Cc: Hans de Goede <hdegoede@xxxxxxxxxx>, Salvatore Bonaccorso <carnil@xxxxxxxxxx>, Mario Limonciello <mario.limonciello@xxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>, Damien Le Moal <dlemoal@xxxxxxxxxx>, Jian-Hong Pan <jhp@xxxxxxxxxxxxx>, regressions@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, stable@xxxxxxxxxxxxxxx, linux-ide@xxxxxxxxxxxxxxx, Dieter Mummenschanz <dmummenschanz@xxxxxx>
In-reply-to: <95783730-0a77-40a0-9933-509eaa0ba558@grabatoulnz.fr>
References: <Z8l61Kxss0bdvAQt@ryzen> <Z8l7paeRL9szo0C0@ryzen> <689f8224-f118-47f0-8ae0-a7377c6ff386@grabatoulnz.fr> <Z8rCF39n5GjTwfjP@ryzen> <9c4a635a-ce9f-4ed9-9605-002947490c61@redhat.com> <Z88rtGH39C-S8phk@ryzen> <383d5740-7740-4051-b39a-b8c74b035ec2@redhat.com> <Z9BFSM059Wj2cYX5@ryzen> <9670400b-4723-4028-b5ae-5005ed3766c1@grabatoulnz.fr> <95783730-0a77-40a0-9933-509eaa0ba558@grabatoulnz.fr>

Hello Eric,

On Wed, Mar 12, 2025 at 10:39:37PM +0100, Eric wrote:
> 
> With the patch you asked me to test, the SSD is properly detected at reboot,
> both by the UEFI and the kernel.

Thanks a lot for testing!

Interesting that DIPM is enabled on both, but only causes a problem on
Samsung.

Kind regards,
Niklas

References:
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Niklas Cassel
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Niklas Cassel
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Eric
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Niklas Cassel
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Hans de Goede
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Niklas Cassel
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Hans de Goede
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Niklas Cassel
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Eric
- Re: Regression from 7627a0edef54 ("ata: ahci: Drop low power policy board type") on reboot (but not cold boot)
  - From: Eric

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