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

From: weilin . wang
Date: Tue Mar 26 2024 - 16:35:21 EST


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

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2.43.0