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Subject[tip: perf/urgent] perf/x86/pmu-events: Fix Kernel_Utilization metric
The following commit has been merged into the perf/urgent branch of tip:

Commit-ID: 0dd674efaf63bc6bfd89909814db618abe1e7039
Gitweb: https://git.kernel.org/tip/0dd674efaf63bc6bfd89909814db618abe1e7039
Author: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
AuthorDate: Wed, 04 Dec 2019 21:51:21 +05:30
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitterDate: Wed, 11 Dec 2019 12:28:14 -03:00

perf/x86/pmu-events: Fix Kernel_Utilization metric

Kernel Utilization should divide ref cycles spent in kernel with total
ref cycles.

Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Haiyan Song <haiyanx.song@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lore.kernel.org/lkml/20191204162121.29998-1-ravi.bangoria@linux.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/pmu-events/arch/x86/broadwell/bdw-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/broadwellde/bdwde-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/broadwellx/bdx-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/haswell/hsw-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/haswellx/hsx-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/ivybridge/ivb-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/ivytown/ivt-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/jaketown/jkt-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/sandybridge/snb-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/skylake/skl-metrics.json | 2 +-
tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json | 2 +-
12 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/tools/perf/pmu-events/arch/x86/broadwell/bdw-metrics.json b/tools/perf/pmu-events/arch/x86/broadwell/bdw-metrics.json
index bc7151d..45a34ce 100644
--- a/tools/perf/pmu-events/arch/x86/broadwell/bdw-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/broadwell/bdw-metrics.json
@@ -297,7 +297,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/broadwellde/bdwde-metrics.json b/tools/perf/pmu-events/arch/x86/broadwellde/bdwde-metrics.json
index 49c5f12..961fe43 100644
--- a/tools/perf/pmu-events/arch/x86/broadwellde/bdwde-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/broadwellde/bdwde-metrics.json
@@ -115,7 +115,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/broadwellx/bdx-metrics.json b/tools/perf/pmu-events/arch/x86/broadwellx/bdx-metrics.json
index 113d19e..746734c 100644
--- a/tools/perf/pmu-events/arch/x86/broadwellx/bdx-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/broadwellx/bdx-metrics.json
@@ -297,7 +297,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json b/tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json
index 2ba32af..f946532 100644
--- a/tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json
@@ -315,7 +315,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/haswell/hsw-metrics.json b/tools/perf/pmu-events/arch/x86/haswell/hsw-metrics.json
index c80f16f..5402cd3 100644
--- a/tools/perf/pmu-events/arch/x86/haswell/hsw-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/haswell/hsw-metrics.json
@@ -267,7 +267,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/haswellx/hsx-metrics.json b/tools/perf/pmu-events/arch/x86/haswellx/hsx-metrics.json
index e501729..832f3cb 100644
--- a/tools/perf/pmu-events/arch/x86/haswellx/hsx-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/haswellx/hsx-metrics.json
@@ -267,7 +267,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/ivybridge/ivb-metrics.json b/tools/perf/pmu-events/arch/x86/ivybridge/ivb-metrics.json
index e244696..d69b2a8 100644
--- a/tools/perf/pmu-events/arch/x86/ivybridge/ivb-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/ivybridge/ivb-metrics.json
@@ -285,7 +285,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/ivytown/ivt-metrics.json b/tools/perf/pmu-events/arch/x86/ivytown/ivt-metrics.json
index 9294769..5f465fd 100644
--- a/tools/perf/pmu-events/arch/x86/ivytown/ivt-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/ivytown/ivt-metrics.json
@@ -285,7 +285,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/jaketown/jkt-metrics.json b/tools/perf/pmu-events/arch/x86/jaketown/jkt-metrics.json
index 603ff9c..3e909b3 100644
--- a/tools/perf/pmu-events/arch/x86/jaketown/jkt-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/jaketown/jkt-metrics.json
@@ -171,7 +171,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/sandybridge/snb-metrics.json b/tools/perf/pmu-events/arch/x86/sandybridge/snb-metrics.json
index c6b485b..50c0532 100644
--- a/tools/perf/pmu-events/arch/x86/sandybridge/snb-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/sandybridge/snb-metrics.json
@@ -171,7 +171,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/skylake/skl-metrics.json b/tools/perf/pmu-events/arch/x86/skylake/skl-metrics.json
index 0ca539b..e7feb60 100644
--- a/tools/perf/pmu-events/arch/x86/skylake/skl-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/skylake/skl-metrics.json
@@ -303,7 +303,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
diff --git a/tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json b/tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json
index 047d7e1..21d7a0c 100644
--- a/tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json
@@ -315,7 +315,7 @@
},
{
"BriefDescription": "Fraction of cycles spent in Kernel mode",
- "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:u / CPU_CLK_UNHALTED.REF_TSC",
+ "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC:k / CPU_CLK_UNHALTED.REF_TSC",
"MetricGroup": "Summary",
"MetricName": "Kernel_Utilization"
},
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