linux-kernel - Re: [PATCH v3 6/6] thermal: core: Relocate critical and hot trip handling

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Message-ID: <a4e421d2-7279-4b03-9113-db0776dd5355@arm.com>
Date: Fri, 5 Apr 2024 08:35:46 +0100
From: Lukasz Luba <lukasz.luba@....com>
To: "Rafael J. Wysocki" <rafael@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
 Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
 Daniel Lezcano <daniel.lezcano@...aro.org>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
 "Rafael J. Wysocki" <rjw@...ysocki.net>, Linux PM <linux-pm@...r.kernel.org>
Subject: Re: [PATCH v3 6/6] thermal: core: Relocate critical and hot trip
 handling

Hi Rafael,

On 4/4/24 10:03, Rafael J. Wysocki wrote:
> On Tue, Apr 2, 2024 at 9:04 PM Rafael J. Wysocki <rjw@...ysocki.net> wrote:
>>
>> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
>>
>> Modify handle_thermal_trip() to call handle_critical_trips() only after
>> finding that the trip temperature has been crossed on the way up and
>> remove the redundant temperature check from the latter.
>>
>> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> This change is premature, as it will cause handle_non_critical_trips()
> to be called for hot/critical trips which is questionable, so I'm
> withdrawing it for now.
> 
> The rest of the series is still applicable, though.
> 
> 

Could you explain your concerns about this, please?
Is about the extra execution time for the non-critical trip,
while we are in section of handling critical ASAP?
(also it would require that extra sorting there IMO)

Regards,
Lukasz