linux-kernel - Re: [PATCH 3/3] perf tools: Allow to list events via control file

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Date:   Mon, 7 Dec 2020 20:53:58 +0100
From:   Jiri Olsa <jolsa@...hat.com>
To:     Alexei Budankov <abudankov@...wei.com>
Cc:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Jiri Olsa <jolsa@...nel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Ingo Molnar <mingo@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Michael Petlan <mpetlan@...hat.com>,
        Ian Rogers <irogers@...gle.com>,
        Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH 3/3] perf tools: Allow to list events via control file

On Mon, Dec 07, 2020 at 08:09:06PM +0300, Alexei Budankov wrote:

SNIP

> > sched:sched_move_numa: type: 2, size: 120, config: 0x12c, { sample_period, sample_freq }: 1, sample_type: IP|TID|TIME|ID|CPU|PERIOD|RAW, read_format: ID, disabled: 1, inherit: 1, enable_on_exec: 1, sample_id_all: 1, exclude_guest: 1
> > sched:sched_stick_numa: type: 2, size: 120, config: 0x12b, { sample_period, sample_freq }: 1, sample_type: IP|TID|TIME|ID|CPU|PERIOD|RAW, read_format: ID, disabled: 1, inherit: 1, enable_on_exec: 1, sample_id_all: 1, exclude_guest: 1
> > sched:sched_swap_numa: type: 2, size: 120, config: 0x12a, { sample_period, sample_freq }: 1, sample_type: IP|TID|TIME|ID|CPU|PERIOD|RAW, read_format: ID, disabled: 1, inherit: 1, enable_on_exec: 1, sample_id_all: 1, exclude_guest: 1
> > sched:sched_wake_idle_without_ipi: type: 2, size: 120, config: 0x129, { sample_period, sample_freq }: 1, sample_type: IP|TID|TIME|ID|CPU|PERIOD|RAW, read_format: ID, disabled: 1, inherit: 1, enable_on_exec: 1, sample_id_all: 1, exclude_guest: 1
> > # Tip: use 'perf evlist --trace-fields' to show fields for tracepoint events
> > [acme@...e ~]$
> > 
> > Also I think we should use 'evlist' instead of 'list', to be consistent.
> 
> FWIW,
> 
> Or may be even name the command starting with a verb like 'list_events'

I think evlist is better because there's 'perf evlist' command

thanks,
jirka