Re: [PATCH v13 11/14] perf, tools: Support long descriptions with perf list -v

[Jiri Olsa]

On Tue, Jun 02, 2015 at 10:12:11AM -0700, Sukadev Bhattiprolu wrote:
> From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
> 
> Previously we were dropping the useful longer descriptions that some
> events have in the event list completely. This patch makes them appear with
> perf list.
> 
> Old perf list:
> 
> baclears:
>   baclears.all
>        [Counts the number of baclears]
> 
> vs new:
> 
> perf list -v:
> ...
> baclears:
>   baclears.all
>        [The BACLEARS event counts the number of times the front end is resteered, mainly when
>         the Branch Prediction Unit cannot provide a correct prediction and this is corrected
>         by the Branch Address Calculator at the front end. The BACLEARS.ANY event counts the
>         number of baclears for any type of branch]
> 
> Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
> Signed-off-by: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
> ---
>  tools/perf/builtin-list.c          |    9 ++++++---
>  tools/perf/pmu-events/jevents.c    |   29 ++++++++++++++++++++---------
>  tools/perf/pmu-events/jevents.h    |    2 +-
>  tools/perf/pmu-events/pmu-events.h |    1 +
>  tools/perf/util/parse-events.c     |    4 ++--
>  tools/perf/util/parse-events.h     |    2 +-
>  tools/perf/util/pmu.c              |   17 ++++++++++++-----
>  tools/perf/util/pmu.h              |    4 +++-
>  8 files changed, 46 insertions(+), 22 deletions(-)

I think this change should be split into:
  - jevents update of parsing out PublicDescription tag
  - alias support for long_desc
  - perf list update

jirka
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