linux-kernel - [PATCH v4 0/3] perf tool: 'config3' attribute support

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Date:   Tue, 04 Oct 2022 14:12:34 -0500
From:   Rob Herring <robh@...nel.org>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Namhyung Kim <namhyung@...nel.org>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        Leo Yan <leo.yan@...aro.org>,
        James Clark <james.clark@....com>,
        Namhyung Kim <namhyung@...nel.org>
Subject: [PATCH v4 0/3] perf tool: 'config3' attribute support

This series is a fix to allow unknown 'configN' attrs and then extends 
perf tool to support a new config3 attr.

The config3 support is RFC for context as the kernel side support[1] is 
not yet accepted. Patch 1 is intended for 6.1.

[1] https://lore.kernel.org/all/20220825-arm-spe-v8-7-v1-0-c75b8d92e692@kernel.org/

Signed-off-by: Rob Herring <robh@...nel.org>
---
Changes in v4:
- Fix event parsing test segfault
- Add 'config3' in event parsing tests
- Link to v3: https://lore.kernel.org/r/20220914-arm-perf-tool-spe1-2-v2-v3-0-8189fc04dcc6@kernel.org

---
Rob Herring (3):
      perf: Skip and warn on unknown format 'configN' attrs
      perf tools: Sync perf_event_attr::config3 addition
      perf: Add support for perf_event_attr::config3

 include/uapi/linux/perf_event.h       |  3 +++
 tools/include/uapi/linux/perf_event.h |  3 +++
 tools/perf/tests/parse-events.c       | 13 ++++++++++++-
 tools/perf/util/parse-events.c        |  9 +++++++++
 tools/perf/util/parse-events.h        |  1 +
 tools/perf/util/parse-events.l        |  1 +
 tools/perf/util/pmu.c                 | 20 ++++++++++++++++++++
 tools/perf/util/pmu.h                 |  3 +++
 tools/perf/util/pmu.l                 |  2 --
 tools/perf/util/pmu.y                 | 15 ++++-----------
 10 files changed, 56 insertions(+), 14 deletions(-)
---
base-commit: 1c23f9e627a7b412978b4e852793c5e3c3efc555
change-id: 20220914-arm-perf-tool-spe1-2-v2-cab789c5d598

Best regards,
-- 
Rob Herring <robh@...nel.org>