[PATCH v9 0/5] Add support for ThunderX2 pmu events using json files

Ganapatrao Kulkarni
2017-10-16T18:32:54Z

Extending json/jevent framework for parsing arm64 event files.
Adding jevents for ThunderX2 implementation defined PMU events.

v9:
- Rebased to [3] and resolved conficts in PATCH 1/5 and reworked PATCH 3/5.
- Added PATCH 5 to fix segmentation fault in perf_pmu__find_map

[3] https://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git/log/?h=perf/core

v8:
- Rename thunderx2 directory to cavium

v7:
- Addressed some more comments from Will Deacon.

v6 : Addressed comments [1] [2]

[1] https://patchwork.kernel.org/patch/9903099/
[2] https://patchwork.kernel.org/patch/9853899/

v5:
- Addressed comments from Arnaldo.
- Rebased to 4.13-rc5

v4:
- Rebased to 4.13-rc1

v3:
- Addressed comments from Will Deacon and Jayachandran C.
- Rebased to 4.12-rc1

v2:
- Updated as per Mark Rutland's suggestions.
- Added provision for get_cpuid_str to get cpu id string
from associated cpus of pmu core device.

v1: Initial patchset.

Ganapatrao Kulkarni (5):
perf utils: passing pmu as a parameter to function get_cpuid_str
perf tools arm64: Add support for get_cpuid_str function.
perf utils: use pmu->is_uncore to detect PMU CORE/UNCORE devices
perf vendor events arm64: Add ThunderX2 implementation defined pmu
core events
perf utils: add check for valid cpuid in function perf_pmu__find_map

tools/perf/arch/arm64/util/Build | 1 +
tools/perf/arch/arm64/util/header.c | 65 ++++++++++++++++++++++
tools/perf/arch/powerpc/util/header.c | 2 +-
tools/perf/arch/x86/util/header.c | 2 +-
.../arch/arm64/cavium/thunderx2-imp-def.json | 62 +++++++++++++++++++++
tools/perf/pmu-events/arch/arm64/mapfile.csv | 15 +++++
tools/perf/util/header.h | 3 +-
tools/perf/util/metricgroup.c | 4 +-
tools/perf/util/pmu.c | 39 ++++++++-----
tools/perf/util/pmu.h | 2 +-
10 files changed, 174 insertions(+), 21 deletions(-)
create mode 100644 tools/perf/arch/arm64/util/header.c
create mode 100644 tools/perf/pmu-events/arch/arm64/cavium/thunderx2-imp-def.json
create mode 100644 tools/perf/pmu-events/arch/arm64/mapfile.csv

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