linux-kernel - Re: [PATCH v1 1/3] perf completion: Restrict completion of events to events

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Date:   Wed, 6 Sep 2023 12:18:44 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Ian Rogers <irogers@...gle.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH v1 1/3] perf completion: Restrict completion of events to
 events

Em Tue, Sep 05, 2023 at 11:15:52AM -0700, Ian Rogers escreveu:
> perf list will list libpfm4 events and metrics which aren't valid
> options to the '-e' option. Restrict the events gathered so that
> invalid ones aren't shown.
> 
> Before:
> $ perf stat -e <tab><tab>
> Display all 633 possibilities? (y or n)
> 
> After:
> $ perf stat -e <tab><tab>
> Display all 375 possibilities? (y or n)


Thanks, tested and applied.

- Arnaldo

 
> Signed-off-by: Ian Rogers <irogers@...gle.com>
> ---
>  tools/perf/perf-completion.sh | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/perf-completion.sh b/tools/perf/perf-completion.sh
> index 978249d7868c..40cfc30ad7ad 100644
> --- a/tools/perf/perf-completion.sh
> +++ b/tools/perf/perf-completion.sh
> @@ -164,7 +164,7 @@ __perf_main ()
>  		$prev_skip_opts == @(record|stat|top) ]]; then
>  
>  		local cur1=${COMP_WORDS[COMP_CWORD]}
> -		local raw_evts=$($cmd list --raw-dump)
> +		local raw_evts=$($cmd list --raw-dump hw sw cache tracepoint pmu sdt)
>  		local arr s tmp result cpu_evts
>  
>  		# aarch64 doesn't have /sys/bus/event_source/devices/cpu/events
> -- 
> 2.42.0.283.g2d96d420d3-goog
> 

-- 

- Arnaldo