linux-kernel - Re: [BUG] perf list: --help option not implemented

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Message-ID: <20121022083216.GA1758@krava.brq.redhat.com>
Date:	Mon, 22 Oct 2012 10:32:16 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Stephane Eranian <eranian@...gle.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	"mingo@...e.hu" <mingo@...e.hu>, David Ahern <dsahern@...il.com>
Subject: Re: [BUG] perf list: --help option not implemented

On Mon, Oct 22, 2012 at 04:12:23PM +0900, Namhyung Kim wrote:
> Hi,
> 
> On Fri, 19 Oct 2012 10:46:36 +0200, Jiri Olsa wrote:
> > On Fri, Oct 19, 2012 at 10:27:35AM +0200, Stephane Eranian wrote:
> >> Jiri,
> >> 
> >> When I run perf list, I see:
> >> 
> >> $ perf list
> >>   ..
> >>   rNNN                                               [Raw hardware
> >> event descriptor]
> >>   cpu/t1=v1[,t2=v2,t3 ...]/modifier                  [Raw hardware
> >> event descriptor]
> >>    (see 'perf list --help' on how to encode it)
> >> 
> >> But:
> >> $ perf list --help
> >> $
> >> 
> >> Shows nothing. Looked at the code and I don't see where you handle the --help
> >> option. You need some help to figure out what the modifiers are.
> >> 
> >> Am I missing something here?
> >
> > nope, it's not working.. added on my todo list ;-)
> 
> I think it worked.

removed from my todo list ;)

seems like your patch adds man page as default for 'perf <command> --help'
sooo git-like ;) I dont mind..

jirka
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