Re: [PATCH 03/16] perf session: Add perf_session__deliver_synth_event()

[Namhyung Kim]

On Thu, 23 Oct 2014 13:45:11 +0300, Adrian Hunter wrote:
> Add a function to deliver synthesized events from
> within a session.
>
> Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> ---
>  tools/perf/util/session.c | 14 ++++++++++++++
>  tools/perf/util/session.h |  5 +++++
>  2 files changed, 19 insertions(+)
>
> diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
> index d70e37d..09635d1 100644
> --- a/tools/perf/util/session.c
> +++ b/tools/perf/util/session.c
> @@ -907,6 +907,20 @@ static s64 perf_session__process_user_event(struct perf_session *session,
>  	}
>  }
>  
> +int perf_session__deliver_synth_event(struct perf_session *session,
> +				      union perf_event *event,
> +				      struct perf_sample *sample,
> +				      struct perf_tool *tool)
> +{
> +	events_stats__inc(&session->stats, event->header.type);
> +
> +	if (event->header.type >= PERF_RECORD_USER_TYPE_START)
> +		return perf_session__process_user_event(session, event, tool,
> +							0);
> +
> +	return perf_session__deliver_event(session, event, sample, tool, 0);
> +}

It seems that it's basically same as what perf_session__process_event()
does.  So it might deserve a comment or better changelog why it's needed.

Thanks,
Namhyung


> +
>  static void event_swap(union perf_event *event, bool sample_id_all)
>  {
>  	perf_event__swap_op swap;
> diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
> index d8521ac..dc26ebf 100644
> --- a/tools/perf/util/session.h
> +++ b/tools/perf/util/session.h
> @@ -127,6 +127,11 @@ extern volatile int session_done;
>  
>  #define session_done()	ACCESS_ONCE(session_done)
>  
> +int perf_session__deliver_synth_event(struct perf_session *session,
> +				      union perf_event *event,
> +				      struct perf_sample *sample,
> +				      struct perf_tool *tool);
> +
>  int perf_event__process_id_index(struct perf_tool *tool,
>  				 union perf_event *event,
>  				 struct perf_session *session);
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