[RFC PATCH v5 0/6] TPEBS counting mode support

[weilin . wang]

From: Weilin Wang <weilin.wang@xxxxxxxxx>

Changes in v5:
- Update code and add comments for better code quality [Ian]

v4: https://lore.kernel.org/all/20240312234921.812685-1-weilin.wang@xxxxxxxxx/

Weilin Wang (6):
  perf stat: Parse and find tpebs events when parsing metrics to prepare
    for perf record sampling
  perf stat: Fork and launch perf record when perf stat needs to get
    retire latency value for a metric.
  perf stat: Add retire latency values into the expr_parse_ctx to
    prepare for final metric calculation
  perf stat: Create another thread for sample data processing
  perf stat: Add retire latency print functions to print out at the very
    end of print out
  perf vendor events intel: Add MTL metric json files

 tools/perf/builtin-stat.c                     |  211 +-
 .../arch/x86/meteorlake/metricgroups.json     |  127 +
 .../arch/x86/meteorlake/mtl-metrics.json      | 2551 +++++++++++++++++
 tools/perf/util/data.c                        |    3 +
 tools/perf/util/data.h                        |    5 +
 tools/perf/util/metricgroup.c                 |   88 +-
 tools/perf/util/metricgroup.h                 |   22 +-
 tools/perf/util/stat-display.c                |   65 +
 tools/perf/util/stat-shadow.c                 |   19 +
 tools/perf/util/stat.h                        |    4 +
 10 files changed, 3076 insertions(+), 19 deletions(-)
 create mode 100644 tools/perf/pmu-events/arch/x86/meteorlake/metricgroups.json
 create mode 100644 tools/perf/pmu-events/arch/x86/meteorlake/mtl-metrics.json

--
2.43.0