linux-kernel - Re: [PATCH 2/2] perf tools: Enable event

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Message-ID: <20150925082933.GE21290@krava.redhat.com>
Date:	Fri, 25 Sep 2015 10:29:33 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	He Kuang <hekuang@...wei.com>
Cc:	a.p.zijlstra@...llo.nl, mingo@...hat.com, acme@...nel.org,
	jolsa@...nel.org, kan.liang@...el.com, adrian.hunter@...el.com,
	wangnan0@...wei.com, pi3orama@....com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] perf tools: Enable event_config terms to tracepoint
 events

On Fri, Sep 25, 2015 at 03:21:19AM +0000, He Kuang wrote:

SNIP

> diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
> index c7b904a..f13d3cc 100644
> --- a/tools/perf/util/parse-events.h
> +++ b/tools/perf/util/parse-events.h
> @@ -119,7 +119,8 @@ int parse_events__modifier_group(struct list_head *list, char *event_mod);
>  int parse_events_name(struct list_head *list, char *name);
>  int parse_events_add_tracepoint(struct list_head *list, int *idx,
>  				char *sys, char *event,
> -				struct parse_events_error *error);
> +				struct parse_events_error *error,
> +				struct list_head *head_config);
>  int parse_events_add_numeric(struct parse_events_evlist *data,
>  			     struct list_head *list,
>  			     u32 type, u64 config,
> diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
> index 8bcc458..6b15a80 100644
> --- a/tools/perf/util/parse-events.y
> +++ b/tools/perf/util/parse-events.y
> @@ -67,6 +67,7 @@ static inc_group_count(struct list_head *list,
>  %type <head> event_legacy_cache
>  %type <head> event_legacy_mem
>  %type <head> event_legacy_tracepoint
> +%type <str_group> __event_legacy_tracepoint
>  %type <head> event_legacy_numeric
>  %type <head> event_legacy_raw
>  %type <head> event_def
> @@ -84,6 +85,10 @@ static inc_group_count(struct list_head *list,
>  	u64 num;
>  	struct list_head *head;
>  	struct parse_events_term *term;
> +	struct str_group{
> +		char *name1;
> +		char *name2;
> +	} str_group;


perhaps tracepoint_name would be more suitable?
with 'struct tracepoint_name' instead of str_group

thanks,
jirka
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