perf vendor events arm64: AmpereOne: Mark affected STALL_* events impacted by errata
authorIlkka Koskinen <ilkka@os.amperecomputing.com>
Thu, 3 Aug 2023 21:13:29 +0000 (14:13 -0700)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Mon, 21 Aug 2023 13:01:08 +0000 (10:01 -0300)
commit47715f2b624d7c7f6fca96b1863db45b67f6710e
tree3fa6e55cff07df6073b72878297a3f9a383b774f
parentb8af10062df3c23fe002c3f187389bb263b3eb20
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 <john.g.garry@oracle.com>
Signed-off-by: Ilkka Koskinen <ilkka@os.amperecomputing.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Dave Kleikamp <dave.kleikamp@oracle.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20230803211331.140553-3-ilkka@os.amperecomputing.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/pmu-events/arch/arm64/ampere/ampereone/pipeline.json