linux-kernel - Re: [PATCH 2/2] perf tools: Improve call graph documents and help messages

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Message-ID: <20151022162628.GI2455@kernel.org>
Date:	Thu, 22 Oct 2015 13:26:28 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Jiri Olsa <jolsa@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Borislav Petkov <bp@...e.de>,
	Brendan Gregg <brendan.d.gregg@...il.com>,
	Chandler Carruth <chandlerc@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Stephane Eranian <eranian@...gle.com>,
	Wang Nan <wangnan0@...wei.com>
Subject: Re: [PATCH 2/2] perf tools: Improve call graph documents and help
 messages

Em Fri, Oct 23, 2015 at 01:05:45AM +0900, Namhyung Kim escreveu:
> On Thu, Oct 22, 2015 at 11:46 PM, Arnaldo Carvalho de Melo
> > At some point it would be nice to be able to use:
> >
> >         perf top --call-graph caller
> >
> > And have that be equivalent to:
> >
> >         perf top --callgraph fp,graph,0.5,caller,function
> >
> > I.e. change just one of the defaults.
 
> ?? That's supported already by commit e8232f1ad468 ("perf report:
> Relax -g option parsing not to limit the option order")..

Ok, that "point" already happened, good! ;-)
 
> > But I think that how you did it is backwards compatible, i.e. adding
> > stuff just to the end.

> > Ah, noticed you forgot to update the 'top' man page
> 
> Heh, I just added below in the previous patch.. ;-)
> 
> "See `--call-graph` section in perf-record and perf-report man pages
> for details."

Okay then, should be enough :-)
 
> Thanks,
> Namhyung
> 
> /me goes to bed now...

G'nite!
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