From: John Garry <john.garry@huawei.com> mainline inclusion from mainline-v5.13-rc1 commit c4e1dc4a94931805fd4c69de71117dc040d8db2a category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I6XSAB Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id... -------------------------------- Add L1 metrics. Formula is as consistent as possible with MAN pages description for these metrics. Reviewed-by: Kajol Jain <kjain@linux.ibm.com> Signed-off-by: John Garry <john.garry@huawei.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Leo Yan <leo.yan@linaro.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Clarke <pc@us.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Shaokun Zhang <zhangshaokun@hisilicon.com> Cc: Will Deacon <will@kernel.org> Cc: linux-arm-kernel@lists.infradead.org Cc: linuxarm@huawei.com Link: https://lore.kernel.org/r/1617791570-165223-5-git-send-email-john.garry@huaw... Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Wei Li <liwei391@huawei.com> --- .../arch/arm64/hisilicon/hip08/metrics.json | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 tools/perf/pmu-events/arch/arm64/hisilicon/hip08/metrics.json diff --git a/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/metrics.json b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/metrics.json new file mode 100644 index 000000000000..dc5ff3051639 --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/metrics.json @@ -0,0 +1,30 @@ +[ + { + "MetricExpr": "FETCH_BUBBLE / (4 * CPU_CYCLES)", + "PublicDescription": "Frontend bound L1 topdown metric", + "BriefDescription": "Frontend bound L1 topdown metric", + "MetricGroup": "TopDownL1", + "MetricName": "frontend_bound" + }, + { + "MetricExpr": "(INST_SPEC - INST_RETIRED) / (4 * CPU_CYCLES)", + "PublicDescription": "Bad Speculation L1 topdown metric", + "BriefDescription": "Bad Speculation L1 topdown metric", + "MetricGroup": "TopDownL1", + "MetricName": "bad_speculation" + }, + { + "MetricExpr": "INST_RETIRED / (CPU_CYCLES * 4)", + "PublicDescription": "Retiring L1 topdown metric", + "BriefDescription": "Retiring L1 topdown metric", + "MetricGroup": "TopDownL1", + "MetricName": "retiring" + }, + { + "MetricExpr": "1 - (frontend_bound + bad_speculation + retiring)", + "PublicDescription": "Backend Bound L1 topdown metric", + "BriefDescription": "Backend Bound L1 topdown metric", + "MetricGroup": "TopDownL1", + "MetricName": "backend_bound" + }, +] -- 2.25.1