linux-kernel - Re: [PATCH V7 05/14] rtla/osnoise: Add the hist mode

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Date:   Thu, 25 Nov 2021 09:20:18 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Daniel Bristot de Oliveira <bristot@...nel.org>
Cc:     Tao Zhou <tao.zhou@...ux.dev>, Ingo Molnar <mingo@...hat.com>,
        Tom Zanussi <zanussi@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Juri Lelli <juri.lelli@...hat.com>,
        Clark Williams <williams@...hat.com>,
        John Kacur <jkacur@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        linux-rt-users@...r.kernel.org, linux-trace-devel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH V7 05/14] rtla/osnoise: Add the hist mode

On Thu, 25 Nov 2021 14:45:30 +0100
Daniel Bristot de Oliveira <bristot@...nel.org> wrote:

> > Or do you think that 1d should be the default, and we have:
> > 
> > 	tracefs_hist_alloc()	-- 1d histogram
> > 	tracefs_hist_alloc_2d()	-- 2d histogram
> > 	tracefs_hist_alloc_nd()	-- Nd histogram?
> > 
> > ??  
> 
> IMHO, the function names in your second email sound more intuitive, i.e.,
> tracefs_hist_alloc()/tracefs_hist_alloc_2d()/tracefs_hist_alloc_nd().
> 
> > We haven't tagged it yet, so we could change it again (and then your code
> > will work as is).  
> 
> two birds with a single stone :-)

Just to confirm (confused by "second email" above), you prefer that we
update the API to:

	tracefs_hist_alloc()
	tracefs_hist_alloc_2d()
	tracefs_hist_alloc_nd()

Right?

Thanks,

-- Steve