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-rw-r--r--tools/perf/pmu-events/arch/x86/tigerlake/frontend.json19
1 files changed, 17 insertions, 2 deletions
diff --git a/tools/perf/pmu-events/arch/x86/tigerlake/frontend.json b/tools/perf/pmu-events/arch/x86/tigerlake/frontend.json
index 24c736ac8f8e..ccdd8fd99556 100644
--- a/tools/perf/pmu-events/arch/x86/tigerlake/frontend.json
+++ b/tools/perf/pmu-events/arch/x86/tigerlake/frontend.json
@@ -39,12 +39,27 @@
"CollectPEBSRecord": "2",
"Counter": "0,1,2,3,4,5,6,7",
"EventCode": "0xc6",
+ "EventName": "FRONTEND_RETIRED.ANY_DSB_MISS",
+ "MSRIndex": "0x3F7",
+ "MSRValue": "0x1",
+ "PEBS": "1",
+ "PEBScounters": "0,1,2,3,4,5,6,7",
+ "PublicDescription": "Counts retired Instructions that experienced DSB (Decode stream buffer i.e. the decoded instruction-cache) miss.",
+ "SampleAfterValue": "100007",
+ "TakenAlone": "1",
+ "UMask": "0x1"
+ },
+ {
+ "BriefDescription": "Retired Instructions who experienced a critical DSB miss.",
+ "CollectPEBSRecord": "2",
+ "Counter": "0,1,2,3,4,5,6,7",
+ "EventCode": "0xc6",
"EventName": "FRONTEND_RETIRED.DSB_MISS",
"MSRIndex": "0x3F7",
"MSRValue": "0x11",
"PEBS": "1",
"PEBScounters": "0,1,2,3,4,5,6,7",
- "PublicDescription": "Counts retired Instructions that experienced DSB (Decode stream buffer i.e. the decoded instruction-cache) miss.",
+ "PublicDescription": "Number of retired Instructions that experienced a critical DSB (Decode stream buffer i.e. the decoded instruction-cache) miss. Critical means stalls were exposed to the back-end as a result of the DSB miss.",
"SampleAfterValue": "100007",
"TakenAlone": "1",
"UMask": "0x1"
@@ -460,4 +475,4 @@
"SampleAfterValue": "1000003",
"UMask": "0x1"
}
-] \ No newline at end of file
+]