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From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Linux PM mailing list <linux-pm@vger.kernel.org>,
	Lukasz Luba <Lukasz.Luba@arm.com>
Subject: Re: Trip points crossed not detected when no cooling device bound
Date: Thu, 27 Jun 2024 00:24:45 +0200	[thread overview]
Message-ID: <025ac119-e940-4dfb-aff6-9bd6121eb5c6@linaro.org> (raw)
In-Reply-To: <a1600a02-18e1-4e5c-bb64-6b1058a09fe5@linaro.org>

On 26/06/2024 23:21, Daniel Lezcano wrote:

[ ... ]

>> Oh, I see where the problem can be.  If the zone is polling only, it
>> will not rearm the timer when the current zone temperature is invalid
>> after the above commit, so does the attached patch help?
> 
> At this point, I went far when bisecting another problem and I ended up 
> screwing my config file. So I had to generate a new one from the default 
> config. Since then the issue is no longer happening which sounds very 
> strange to me.
> 
> I'm still investigating but if you have a suggestion coming in mind, it 
> would be welcome because I'm failing to find out what is going on ... :/

I finally reproduced the issue. That happens when there is *no* cooling 
device bound on *any* thermal zones.

Your patch seems to fix the problem but I'm not sure to understand the 
conditions of the bug

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  reply	other threads:[~2024-06-26 22:24 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-26  6:50 Trip points crossed not detected when no cooling device bound Daniel Lezcano
2024-06-26 10:38 ` Rafael J. Wysocki
2024-06-26 21:21   ` Daniel Lezcano
2024-06-26 22:24     ` Daniel Lezcano [this message]
2024-06-27  9:54       ` Rafael J. Wysocki
2024-06-27 16:30         ` Daniel Lezcano
2024-06-27 18:23           ` Rafael J. Wysocki
2024-06-28  8:04             ` Daniel Lezcano
2024-06-28 10:49               ` Rafael J. Wysocki
2024-06-28 12:26                 ` Rafael J. Wysocki

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