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-rw-r--r--tools/perf/pmu-events/arch/x86/skylakex/frontend.json18
1 files changed, 16 insertions, 2 deletions
diff --git a/tools/perf/pmu-events/arch/x86/skylakex/frontend.json b/tools/perf/pmu-events/arch/x86/skylakex/frontend.json
index 078706a50091..ecce4273ae52 100644
--- a/tools/perf/pmu-events/arch/x86/skylakex/frontend.json
+++ b/tools/perf/pmu-events/arch/x86/skylakex/frontend.json
@@ -30,7 +30,21 @@
"UMask": "0x2"
},
{
- "BriefDescription": "Retired Instructions who experienced decode stream buffer (DSB - the decoded instruction-cache) miss.",
+ "BriefDescription": "Retired Instructions who experienced DSB miss.",
+ "Counter": "0,1,2,3",
+ "CounterHTOff": "0,1,2,3",
+ "EventCode": "0xC6",
+ "EventName": "FRONTEND_RETIRED.ANY_DSB_MISS",
+ "MSRIndex": "0x3F7",
+ "MSRValue": "0x1",
+ "PEBS": "1",
+ "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.",
"Counter": "0,1,2,3",
"CounterHTOff": "0,1,2,3",
"EventCode": "0xC6",
@@ -38,7 +52,7 @@
"MSRIndex": "0x3F7",
"MSRValue": "0x11",
"PEBS": "1",
- "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"