linux-kernel - Re: [PATCH 0/3] Add trace to thermal framework

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Date:	Wed, 30 Jul 2014 12:40:04 +0100
From:	Punit Agrawal <punit.agrawal@....com>
To:	Eduardo Valentin <edubezval@...il.com>
Cc:	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
	javi.merino@....com, rui.zhang@...el.com, rostedt@...dmis.org
Subject: Re: [PATCH 0/3] Add trace to thermal framework

Eduardo Valentin <edubezval@...il.com> writes:

> On Tue, Jul 29, 2014 at 11:50:47AM +0100, Punit Agrawal wrote:
>> Hi linux-pm,
>> 
>> This is the second posting of the patches to add trace to the thermal
>> framework.
>> 
>> The linux thermal framework doesn't have any support for tracing. This
>> makes it hard to run workloads and observe the thermal behaviour of
>> the system without actively polling files in sysfs or enabling debug
>> builds.
>> 
>> This patch set introduces trace events in the framework to allow
>> observing the behaviour of the different components in the
>> framework. The events added trace temperature changes, trip points and
>> cooling device state changes.
>> 
>> changes since rfc:
>> * Fixed an issue where incorrect trip point was traced when using fair
>> share
>> * Trace the numeric value of trip_type instead of using __print_symbolic
>
> Pulled the series.

Thanks Eduardo.

>
> Thanks.
>
>> 
>> Punit Agrawal (3):
>>   thermal: trace: Trace temperature changes
>>   thermal: trace: Trace when a cooling device's state is updated
>>   thermal: trace: Trace when temperature is above a trip point
>> 
>>  drivers/thermal/fair_share.c   |   12 ++++++
>>  drivers/thermal/step_wise.c    |    5 ++-
>>  drivers/thermal/thermal_core.c |    7 ++++
>>  include/trace/events/thermal.h |   87 ++++++++++++++++++++++++++++++++++++++++
>>  4 files changed, 110 insertions(+), 1 deletion(-)
>>  create mode 100644 include/trace/events/thermal.h
>> 
>> -- 
>> 1.7.10.4
>> 
> --
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