Re: [PATCH v2] libtracefs: New API for getting synthetic event

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On Fri, Jan 14, 2022 at 10:17 AM Yordan Karadzhov (VMware)
<y.karadz@xxxxxxxxx> wrote:
>
> A new API is proposed, to get tep event descriptor for given synthetic
> event:
>
> tracefs_synth_get_event ()
>
> The API implementation gets derived from the implementation of the
> existing API  tracefs_dynevent_get_event(). It can detect any newly
> created or removed synthetic events.
>
> Signed-off-by: Yordan Karadzhov (VMware) <y.karadz@xxxxxxxxx>
> ---
>  Documentation/libtracefs-synth2.txt | 13 +++++++++++--
>  include/tracefs-local.h             |  2 ++
>  include/tracefs.h                   |  2 ++
>  src/tracefs-dynevents.c             | 17 +----------------
>  src/tracefs-events.c                | 21 +++++++++++++++++++++
>  src/tracefs-hist.c                  | 18 ++++++++++++++++++
>  6 files changed, 55 insertions(+), 18 deletions(-)
>
> diff --git a/Documentation/libtracefs-synth2.txt b/Documentation/libtracefs-synth2.txt
> index 8056ab8..444318c 100644
> --- a/Documentation/libtracefs-synth2.txt
> +++ b/Documentation/libtracefs-synth2.txt
> @@ -6,7 +6,8 @@ NAME
>  tracefs_synth_create, tracefs_synth_destroy, tracefs_synth_echo_cmd, tracefs_synth_complete,
>  tracefs_synth_get_start_hist, tracefs_synth_trace, tracefs_synth_snapshot,
>  tracefs_synth_get_name, tracefs_synth_raw_fmt, tracefs_synth_show_event,
> -tracefs_synth_show_start_hist, tracefs_synth_show_end_hist - Creation of synthetic events
> +tracefs_synth_show_start_hist, tracefs_synth_show_end_hist, tracefs_synth_get_event

The new API should be added also in Documentation/libtracefs.txt, the
main man page with all APIs. Forgot to mention that in the previous
review.

[ ...  ]


-- 
Tzvetomir (Ceco) Stoyanov
VMware Open Source Technology Center



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