linux-kernel - Re: [PATCH v14 15/19] perf, tools: Support long descriptions with perf list

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Date:	Sat, 6 Jun 2015 09:08:12 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Cc:	Andi Kleen <ak@...ux.intel.com>, mingo@...hat.com,
	Michael Ellerman <mpe@...erman.id.au>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	namhyung@...nel.org, linuxppc-dev@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v14 15/19] perf, tools: Support long descriptions with
 perf list

On Fri, Jun 05, 2015 at 11:16:45AM -0700, Sukadev Bhattiprolu wrote:

SNIP

> | > hum, it should be 'v' , right?
> 
> Good catch. Fixed.
> | 
> | Yes that's right.
> | 
> | Also BTW need to add the new option to the usage line a few lines below.
> 
> How about we do this for consistency with 'perf stat'(and shows the
> long options exactly once with 'perf list -h')?
> 
> diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c
> index d0f7a18..f800927 100644
> --- a/tools/perf/builtin-list.c
> +++ b/tools/perf/builtin-list.c
> @@ -27,12 +27,12 @@ int cmd_list(int argc, const char **argv, const char *prefi
>                 OPT_BOOLEAN(0, "raw-dump", &raw_dump, "Dump raw events"),
>                 OPT_BOOLEAN('d', "desc", &desc_flag,
>                             "Print extra event descriptions. --no-desc to not p
> -               OPT_BOOLEAN('d', "long-desc", &long_desc_flag,
> +               OPT_BOOLEAN('v', "long-desc", &long_desc_flag,
>                             "Print longer event descriptions."),
>                 OPT_END()
>         };
>         const char * const list_usage[] = {
> -               "perf list [--no-desc] [hw|sw|cache|tracepoint|pmu|event_glob]"
> +               "perf list [<options>] [hw|sw|cache|tracepoint|pmu|event_glob]"
>                 NULL

sounds good to me, and plus the doc update ;-)

thanks,
jirka
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