From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Lukasz Luba <lukasz.luba@arm.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: LKML <linux-kernel@vger.kernel.org>,
Linux PM <linux-pm@vger.kernel.org>,
"Rafael J. Wysocki" <rafael@kernel.org>
Subject: Re: [PATCH v1 0/3] thermal/debugfs: Fix and clean up trip point statistics updates
Date: Mon, 22 Apr 2024 17:34:25 +0200 [thread overview]
Message-ID: <e8193798-4c02-423a-a9d8-63d29ebd7faa@linaro.org> (raw)
In-Reply-To: <3a8f1978-c5df-40d6-91ca-276431bb01e1@arm.com>
On 22/04/2024 13:37, Lukasz Luba wrote:
> Hi Rafael,
>
> On 4/17/24 14:07, Rafael J. Wysocki wrote:
>> Hi Everyone,
>>
>> The first patch in this series addresses the problem of updating trip
>> point statistics prematurely for trip points that have just been
>> crossed on the way down (please see the patch changelog for details).
>>
>> The way it does that renders the following cleanup patch inapplicable:
>>
>> https://lore.kernel.org/linux-pm/2321994.ElGaqSPkdT@kreacher/
>>
>> The remaining two patches in the series are cleanups on top of the
>> first one.
>>
>> This series is based on an older patch series posted last week:
>>
>> https://lore.kernel.org/linux-pm/13515747.uLZWGnKmhe@kreacher/
>>
>> but it can be trivially rebased on top of the current linux-next.
>>
>> Thanks!
>>
>>
>>
>
> I've checked this patch patch set on top of your bleeding-edge
> which has thermal re-work as well. The patch set looks good
> and works properly.
>
> Although, I have found some issue in this debug info files and
> I'm not sure if this is expected or not. If not I can address this
> and send some small fix for it.
>
> When I read the cooling device residency statistics, I don't
> get updates for the first time the state is used. It can only
> be counted when that state was known and finished it's usage.
>
> IMO it is not the right behavior, isn't it?
Do you mean the right behavior is a regression or we should expect at
least the residency to be showed even if the mitigation state is not
closed ?
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next prev parent reply other threads:[~2024-04-22 15:34 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-17 13:07 [PATCH v1 0/3] thermal/debugfs: Fix and clean up trip point statistics updates Rafael J. Wysocki
2024-04-17 13:09 ` [PATCH v1 1/3] thermal/debugfs: Avoid excessive updates of trip point statistics Rafael J. Wysocki
2024-04-22 11:14 ` Lukasz Luba
2024-04-23 15:54 ` Daniel Lezcano
2024-04-17 13:10 ` [PATCH v1 2/3] thermal/debugfs: Clean up thermal_debug_update_temp() Rafael J. Wysocki
2024-04-22 11:15 ` Lukasz Luba
2024-04-23 15:30 ` Daniel Lezcano
2024-04-17 13:11 ` [PATCH v1 3/3] thermal/debugfs: Rename thermal_debug_update_temp() to thermal_debug_update_trip_stats() Rafael J. Wysocki
2024-04-22 11:15 ` Lukasz Luba
2024-04-23 15:30 ` Daniel Lezcano
2024-04-22 11:37 ` [PATCH v1 0/3] thermal/debugfs: Fix and clean up trip point statistics updates Lukasz Luba
2024-04-22 14:20 ` Rafael J. Wysocki
2024-04-22 15:34 ` Daniel Lezcano [this message]
2024-04-22 15:48 ` Rafael J. Wysocki
2024-04-22 16:12 ` Daniel Lezcano
2024-04-23 12:26 ` Rafael J. Wysocki
2024-04-23 13:38 ` Lukasz Luba
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