linux-kernel - [PATCH v1 1/3] perf vendor events: Update alderlake to v1.20

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Date:   Tue, 11 Apr 2023 16:44:38 -0700
From:   Ian Rogers <irogers@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Zhengjun Xing <zhengjun.xing@...ux.intel.com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1 1/3] perf vendor events: Update alderlake to v1.20

Update from v1.19 to v1.20 affecting the performance/goldencove
events. Adds cmask=1 for ARITH.IDIV_ACTIVE, and updates event
descriptions.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/pmu-events/arch/x86/alderlake/other.json    | 3 ++-
 tools/perf/pmu-events/arch/x86/alderlake/pipeline.json | 4 +++-
 tools/perf/pmu-events/arch/x86/mapfile.csv             | 4 ++--
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/tools/perf/pmu-events/arch/x86/alderlake/other.json b/tools/perf/pmu-events/arch/x86/alderlake/other.json
index 329c611d7cf7..1db73e020215 100644
--- a/tools/perf/pmu-events/arch/x86/alderlake/other.json
+++ b/tools/perf/pmu-events/arch/x86/alderlake/other.json
@@ -162,10 +162,11 @@
         "Unit": "cpu_core"
     },
     {
-        "BriefDescription": "XQ.FULL_CYCLES",
+        "BriefDescription": "Cycles the uncore cannot take further requests",
         "CounterMask": "1",
         "EventCode": "0x2d",
         "EventName": "XQ.FULL_CYCLES",
+        "PublicDescription": "number of cycles when the thread is active and the uncore cannot take any further requests (for example prefetches, loads or stores initiated by the Core that miss the L2 cache).",
         "SampleAfterValue": "1000003",
         "UMask": "0x1",
         "Unit": "cpu_core"
diff --git a/tools/perf/pmu-events/arch/x86/alderlake/pipeline.json b/tools/perf/pmu-events/arch/x86/alderlake/pipeline.json
index f848530fbf07..cb5b8611064b 100644
--- a/tools/perf/pmu-events/arch/x86/alderlake/pipeline.json
+++ b/tools/perf/pmu-events/arch/x86/alderlake/pipeline.json
@@ -31,6 +31,7 @@
     },
     {
         "BriefDescription": "This event counts the cycles the integer divider is busy.",
+        "CounterMask": "1",
         "EventCode": "0xb0",
         "EventName": "ARITH.IDIV_ACTIVE",
         "SampleAfterValue": "1000003",
@@ -1079,9 +1080,10 @@
         "Unit": "cpu_core"
     },
     {
-        "BriefDescription": "MISC2_RETIRED.LFENCE",
+        "BriefDescription": "LFENCE instructions retired",
         "EventCode": "0xe0",
         "EventName": "MISC2_RETIRED.LFENCE",
+        "PublicDescription": "number of LFENCE retired instructions",
         "SampleAfterValue": "400009",
         "UMask": "0x20",
         "Unit": "cpu_core"
diff --git a/tools/perf/pmu-events/arch/x86/mapfile.csv b/tools/perf/pmu-events/arch/x86/mapfile.csv
index 97b3ffc284a6..9e7545d09b23 100644
--- a/tools/perf/pmu-events/arch/x86/mapfile.csv
+++ b/tools/perf/pmu-events/arch/x86/mapfile.csv
@@ -1,6 +1,6 @@
 Family-model,Version,Filename,EventType
-GenuineIntel-6-(97|9A|B7|BA|BF),v1.19,alderlake,core
-GenuineIntel-6-BE,v1.19,alderlaken,core
+GenuineIntel-6-(97|9A|B7|BA|BF),v1.20,alderlake,core
+GenuineIntel-6-BE,v1.20,alderlaken,core
 GenuineIntel-6-(1C|26|27|35|36),v4,bonnell,core
 GenuineIntel-6-(3D|47),v27,broadwell,core
 GenuineIntel-6-56,v9,broadwellde,core
-- 
2.40.0.577.gac1e443424-goog