diff options
| author | Ilkka Koskinen <[email protected]> | 2023-08-03 14:13:29 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2023-08-21 10:01:08 -0300 |
| commit | 47715f2b624d7c7f6fca96b1863db45b67f6710e (patch) | |
| tree | 3fa6e55cff07df6073b72878297a3f9a383b774f | |
| parent | b8af10062df3c23fe002c3f187389bb263b3eb20 (diff) | |
perf vendor events arm64: AmpereOne: Mark affected STALL_* events impacted by errata
Per errata AC03_CPU_29, STALL_SLOT_FRONTEND, STALL_FRONTEND, and STALL
events are not counting as expected. The follow up metrics patch will
include correct way to calculate the impacted events.
Reviewed-by: John Garry <[email protected]>
Signed-off-by: Ilkka Koskinen <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Dave Kleikamp <[email protected]>
Cc: Ian Rogers <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: James Clark <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Leo Yan <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Mike Leach <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Will Deacon <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
| -rw-r--r-- | tools/perf/pmu-events/arch/arm64/ampere/ampereone/pipeline.json | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/tools/perf/pmu-events/arch/arm64/ampere/ampereone/pipeline.json b/tools/perf/pmu-events/arch/arm64/ampere/ampereone/pipeline.json index f9fae15f7555..711028377f3e 100644 --- a/tools/perf/pmu-events/arch/arm64/ampere/ampereone/pipeline.json +++ b/tools/perf/pmu-events/arch/arm64/ampere/ampereone/pipeline.json @@ -1,18 +1,24 @@ [ { - "ArchStdEvent": "STALL_FRONTEND" + "ArchStdEvent": "STALL_FRONTEND", + "Errata": "Errata AC03_CPU_29", + "BriefDescription": "Impacted by errata, use metrics instead -" }, { "ArchStdEvent": "STALL_BACKEND" }, { - "ArchStdEvent": "STALL" + "ArchStdEvent": "STALL", + "Errata": "Errata AC03_CPU_29", + "BriefDescription": "Impacted by errata, use metrics instead -" }, { "ArchStdEvent": "STALL_SLOT_BACKEND" }, { - "ArchStdEvent": "STALL_SLOT_FRONTEND" + "ArchStdEvent": "STALL_SLOT_FRONTEND", + "Errata": "Errata AC03_CPU_29", + "BriefDescription": "Impacted by errata, use metrics instead -" }, { "ArchStdEvent": "STALL_SLOT" |