Punit and Javi, What do you think of this? I'd like to get your ACK before taking it.
Thanks, rui > -----Original Message----- > From: linux-pm-ow...@vger.kernel.org [mailto:linux-pm- > ow...@vger.kernel.org] On Behalf Of Michele DiGiorgio > Sent: Friday, March 04, 2016 1:11 AM > To: Steven Rostedt <rost...@goodmis.org> > Cc: linux...@vger.kernel.org; Ingo Molnar <mi...@redhat.com>; Javi > Merino <javi.mer...@arm.com>; linux-kernel@vger.kernel.org; Punit > Agrawal <punit.agra...@arm.com>; Eduardo Valentin <edubez...@gmail.com> > Subject: Re: [PATCH] thermal: trace: migrating thermal traces to use > TRACE_DEFINE_ENUM() macros > > Hello Steven, > > Thanks for acknowledging the patch. > > Will you be merging it or should I refer to somebody else? > > Kind regards, > Michele > > On 01/03/16 18:20, Steven Rostedt wrote: > > On Tue, 1 Mar 2016 17:38:54 +0000 > > Michele Di Giorgio <michele.digior...@arm.com> wrote: > > > > > Userspace tools are not aware of how to convert the enums provided > > > by the tracepoints to their corresponding strings. > > > > > > Adding TRACE_DEFINE_ENUM() macros allows to make the enums available > > > to userspace to let the tools know what those enum values represent. > > > > > > In particular, for thermal zone trip types what we obtained before > > > was something like: > > > > > > kworker/1:1-460 [001] 320.372732: thermal_zone_trip: > thermal_zone=soc > > > id=0 trip=1 trip_type=1 > > > > > > Unfortunately, userspace tools do not know how to convert enum > > > values to strings and as a consequence they can only forward the > > > enum value to the output. By using TRACE_DEFINE_ENUM() macros for > > > thermal traces we get the following trace line: > > > > > > kworker/1:1-460 [001] 320.372732: thermal_zone_trip: > thermal_zone=soc > > > id=0 trip=1 trip_type=PASSIVE > > > > > > Userspace tools are now able to better understand the meaning of the > > > trip_type and provide the user with more readable information. > > > > > > > Acked-by: Steven Rostedt <rost...@goodmis.org> > > > > -- Steve > > > > IMPORTANT NOTICE: The contents of this email and any attachments are > confidential and may also be privileged. If you are not the intended > recipient, > please notify the sender immediately and do not disclose the contents to any > other person, use it for any purpose, or store or copy the information in any > medium. Thank you. > > -- > To unsubscribe from this list: send the line "unsubscribe linux-pm" in the > body > of a message to majord...@vger.kernel.org More majordomo info at > http://vger.kernel.org/majordomo-info.html
