linux-kernel - Re: [PATCH v3 0/6] sched: Add new tracepoints required for EAS testing

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Message-ID: <20190617155549.GI3436@hirez.programming.kicks-ass.net>
Date:   Mon, 17 Jun 2019 17:55:49 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Qais Yousef <qais.yousef@....com>
Cc:     Ingo Molnar <mingo@...hat.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        linux-kernel@...r.kernel.org,
        Pavankumar Kondeti <pkondeti@...eaurora.org>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Uwe Kleine-Konig <u.kleine-koenig@...gutronix.de>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Quentin Perret <quentin.perret@....com>
Subject: Re: [PATCH v3 0/6] sched: Add new tracepoints required for EAS
 testing

On Mon, Jun 17, 2019 at 01:51:23PM +0100, Qais Yousef wrote:
> Hi Peter
> 
> On 06/04/19 12:14, Qais Yousef wrote:
> > Changes in v3:
> > 	- Split pelt_rq TP into pelt_cfs, pelt_rq, pelt_dl and pelt_irq
> > 	- Replace the fatty preprocessing wrappers with exported helper
> > 	  functions to access data in unexported structures.
> > 	- Remove the now unnecessary headers that were introduced in the
> > 	  previous versions.
> > 	- Postfix the tracepoints with '_tp' to make them standout more in the
> > 	  code as bare tracepoints with no events associated.
> > 	- Updated the example module in [2]
> > 		- It demonstrates now how to convert the tracepoints into trace
> > 		  events that extend the sched events subsystem in tracefs.
> 
> Does this look okay now? If you have further comments please let me know so
> I can address them in time in hope it'd make it to the next merge window.

Picked them up (with some minor edits). I feel there is far too much
#ifdef in patch #2, but I couldn't quickly come up with anything much
saner either.