linux-kernel - Re: [PATCH RFC V6 5/6] perf,tool: per-event callgraph support

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Message-ID: <20150729112029.GB9606@krava.brq.redhat.com>
Date:	Wed, 29 Jul 2015 13:20:29 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Kan Liang <kan.liang@...el.com>
Cc:	acme@...nel.org, jolsa@...nel.org, namhyung@...nel.org,
	ak@...ux.intel.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC V6 5/6] perf,tool: per-event callgraph support

On Mon, Jul 27, 2015 at 08:21:38AM -0400, Kan Liang wrote:

SNIP

>  struct parse_events_term {
> diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
> index f542750..16af73b 100644
> --- a/tools/perf/util/parse-events.l
> +++ b/tools/perf/util/parse-events.l
> @@ -184,6 +184,8 @@ name			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NAME); }
>  period			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD); }
>  branch_type		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE); }
>  time			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_TIME); }
> +callgraph		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CALLGRAPH); }
> +stack_size		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_TIME); }

hum, maybe we could be consistent with the command line --call-graph
option and use 'call-graph' and 'stack-size'

jirka
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