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From:   Kalle Valo <kvalo@kernel.org>
To:     "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc:     Thorsten Leemhuis <regressions@leemhuis.info>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Mel Gorman <mgorman@techsingularity.net>,
        Bjorn Helgaas <bhelgaas@google.com>,
        <linux-rtc@vger.kernel.org>, <regressions@lists.linux.dev>,
        <linux-kernel@vger.kernel.org>
Subject: Re: [REGRESSION v6.1-rc1] rtc: cmos: rtcwake broken on NUC8i7HVK
References: <87edv6mlow.fsf@kernel.org>
        <b2be77b0-bafb-0519-33cb-359d83ded4d8@leemhuis.info>
        <87a65tmwuj.fsf@kernel.org>
        <6b4aefb2-01a9-1489-8669-1af20e88f669@intel.com>
Date:   Tue, 18 Oct 2022 20:40:09 +0300
In-Reply-To: <6b4aefb2-01a9-1489-8669-1af20e88f669@intel.com> (Rafael J.
        Wysocki's message of "Tue, 18 Oct 2022 18:36:36 +0200")
Message-ID: <8735blm3nq.fsf@kernel.org>
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"Rafael J. Wysocki" <rafael.j.wysocki@intel.com> writes:

> On 10/18/2022 9:09 AM, Kalle Valo wrote:
>
>> Thorsten Leemhuis <regressions@leemhuis.info> writes:
>>
>>> On 17.10.22 18:58, Kalle Valo wrote:
>>>> I upgraded my NUC8i7HVK test box to v6.1-rc1 and noticed that my suspend
>>>> tests with ath11k were broken, the box never woke up from suspend
>>>> automatically and I had to manually push the power button to trigger
>>>> resume. This is the command I used:
>>>>
>>>> sudo rtcwake -m mem -s 30
>>>>
>>>> v6.0 works without problems and a bisect found this commit:
>>>>
>>>> commit 4919d3eb2ec0ee364f7e3cf2d99646c1b224fae8
>>>> Author:     Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>>>> AuthorDate: Wed Oct 12 20:07:01 2022 +0200
>>>> Commit:     Alexandre Belloni <alexandre.belloni@bootlin.com>
>>>> CommitDate: Thu Oct 13 23:27:52 2022 +0200
>>>>
>>>>      rtc: cmos: Fix event handler registration ordering issue
>>> FWIW, Todd also reported this yesterday:
>>> https://lore.kernel.org/all/967cfe4e2dba242352ccd1cd00bdbcfb48bdd697.camel@linux.intel.com/
>>> https://bugzilla.kernel.org/show_bug.cgi?id=216600
>>>
>>> And Zhang Rui provided a patch in bugzilla that should fix this.
>> Thanks, this is good info. Strangely enough Zhang's workaround in [1]
>> did not fix the issue for me, rtcwake is still broken. Unfortunately no
>> time right now to investigate further.
>>
>> [1] https://bugzilla.kernel.org/show_bug.cgi?id=216600#c3
>
> Please try https://lore.kernel.org/linux-acpi/5887691.lOV4Wx5bFT@kreacher/

This works, thanks!

Tested-by: Kalle Valo <kvalo@kernel.org>

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