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

From: Eduardo Valentin
Date: Tue Jul 29 2014 - 09:33:50 EST


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.

>
> 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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