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Message-ID: <20150603103217.GJ1828@krava.redhat.com>
Date: Wed, 3 Jun 2015 12:32:17 +0200
From: Jiri Olsa <jolsa@...hat.com>
To: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Cc: mingo@...hat.com, ak@...ux.intel.com,
Michael Ellerman <mpe@...erman.id.au>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
namhyung@...nel.org, linuxppc-dev@...ts.ozlabs.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v13 11/14] perf, tools: Support long descriptions with
perf list -v
On Tue, Jun 02, 2015 at 10:12:11AM -0700, Sukadev Bhattiprolu wrote:
> From: Andi Kleen <ak@...ux.intel.com>
>
> 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@...ux.intel.com>
> Signed-off-by: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
> ---
> 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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