From: "Andreas K. Huettel" <andreas.huettel@ur.de>
To: Linux ACPI <linux-acpi@vger.kernel.org>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: LKML <linux-kernel@vger.kernel.org>,
Linux PCI <linux-pci@vger.kernel.org>,
Linux PM <linux-pm@vger.kernel.org>,
Mika Westerberg <mika.westerberg@linux.intel.com>
Subject: Re: [EXT] [PATCH v1 2/2][RFT] ACPI: PM: Check states of power resources during initialization
Date: Mon, 18 Oct 2021 12:40:47 +0200 [thread overview]
Message-ID: <5521425.DvuYhMxLoT@kailua> (raw)
In-Reply-To: <8835496.CDJkKcVGEf@kreacher>
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Am Freitag, 15. Oktober 2021, 19:14:10 CEST schrieb Rafael J. Wysocki:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>
> To avoid situations in which the actual states of certain ACPI power
> resources are not known just because they have never been referenced
> by any device configuration objects, check the initial states of all
> power resources as soon as they are found in the ACPI namespace (and
> fall back to turning them on if the state check fails).
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> ---
>
> Andreas, please test this patch (on top of the [1/2]) and let me know
> if it works for you.
>
I see no negative impact (actually, no impact at all) of the second
additional patch. The network card is again working fine now.
Boot logs (unpatched, with one patch, with both patches) at
https://dev.gentoo.org/~dilfridge/igb/ (the 5.14.12* files).
Best,
Andreas
--
PD Dr. Andreas K. Huettel
Institute for Experimental and Applied Physics
University of Regensburg
93040 Regensburg
Germany
tel. +49 151 241 67748 (mobile)
tel. +49 941 943 1618 (office)
e-mail andreas.huettel@ur.de
http://www.akhuettel.de/
http://www.physik.uni-r.de/forschung/huettel/
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next prev parent reply other threads:[~2021-10-18 10:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-15 17:11 [PATCH v1 0/2] ACPI: PM: Fix up turning off unused power resources Rafael J. Wysocki
2021-10-15 17:12 ` [PATCH v1 1/2] ACPI: PM: Do not turn off power resources in unknown state Rafael J. Wysocki
2021-10-15 17:14 ` [PATCH v1 2/2][RFT] ACPI: PM: Check states of power resources during initialization Rafael J. Wysocki
2021-10-18 10:40 ` Andreas K. Huettel [this message]
2021-10-19 10:59 ` [EXT] " Rafael J. Wysocki
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