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| author | Jing Zhang <renyu.zj@linux.alibaba.com> | 2023-01-17 15:29:32 +0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-01-19 09:40:53 -0300 |
| commit | 4befa5cf8469790bd73f3795f2b02e3baf26022c (patch) | |
| tree | 16aa6820d724d193740dd5fe7c5f57b20efd5ce2 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | a1adade799bd9348a9bb290b3df2ca5068cd57bc (diff) | |
| download | linux-4befa5cf8469790bd73f3795f2b02e3baf26022c.tar.gz linux-4befa5cf8469790bd73f3795f2b02e3baf26022c.tar.bz2 linux-4befa5cf8469790bd73f3795f2b02e3baf26022c.zip | |
perf vendor events arm64: Add PE utilization metrics for neoverse-n2-v2
Add PE utilization related metrics. In cpu_utilization metric, if it is
neoverse-n2 which slots are 5, the real stall_slot need to subtract the
cpu_cycles according to the neoverse-n2 errata [0].
[0] https://documentation-service.arm.com/static/636a66a64e6cf12278ad89cb?token=
Reviewed-by: John Garry <john.g.garry@oracle.com>
Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andrew Kilroy <andrew.kilroy@arm.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Shuai Xue <xueshuai@linux.alibaba.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: Zhuo Song <zhuo.song@linux.alibaba.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/1673940573-90503-9-git-send-email-renyu.zj@linux.alibaba.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions