Re: [PATCH] perf, record: Ammend option summaries

[Arnaldo Carvalho de Melo <acme@kernel.org>]

Em Wed, Jun 10, 2015 at 04:48:50PM +0200, Peter Zijlstra escreveu:
> 
> Because there's too many options and I cannot read, I frequently get
> confused between -c and -P, and try to do things like:
> 
>   perf record -P 50000 -- foo
> 
> Which does not work; try and make the option description slightly longer
> and hopefully less confusing.

Thanks, I'll check and update tools/perf/Documentation/perf-record.txt,
i.e. the man page.

- Arnaldo
 
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
> ---
>  tools/perf/builtin-record.c |    7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
> index d3731cc..4d6cdeb 100644
> --- a/tools/perf/builtin-record.c
> +++ b/tools/perf/builtin-record.c
> @@ -1027,10 +1027,9 @@ struct option __record_options[] = {
>  	OPT_BOOLEAN('q', "quiet", &quiet, "don't print any message"),
>  	OPT_BOOLEAN('s', "stat", &record.opts.inherit_stat,
>  		    "per thread counts"),
> -	OPT_BOOLEAN('d', "data", &record.opts.sample_address,
> -		    "Sample addresses"),
> -	OPT_BOOLEAN('T', "timestamp", &record.opts.sample_time, "Sample timestamps"),
> -	OPT_BOOLEAN('P', "period", &record.opts.period, "Sample period"),
> +	OPT_BOOLEAN('d', "data", &record.opts.sample_address, "Record the sample addresses"),
> +	OPT_BOOLEAN('T', "timestamp", &record.opts.sample_time, "Record the sample timestamps"),
> +	OPT_BOOLEAN('P', "period", &record.opts.period, "Record the sample period"),
>  	OPT_BOOLEAN('n', "no-samples", &record.opts.no_samples,
>  		    "don't sample"),
>  	OPT_BOOLEAN('N', "no-buildid-cache", &record.no_buildid_cache,