linux-kernel - [PATCH 0/2] perf vendor events arm64: AmpereOne/AmpereOneX: Add a new errata and fix metrics calculations

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Message-ID: <20250313201559.11332-1-ilkka@os.amperecomputing.com>
Date: Thu, 13 Mar 2025 20:15:57 +0000
From: Ilkka Koskinen <ilkka@...amperecomputing.com>
To: Namhyung Kim <namhyung@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Ian Rogers <irogers@...gle.com>,
	John Garry <john.g.garry@...cle.com>,
	Will Deacon <will@...nel.org>,
	James Clark <james.clark@...aro.org>,
	Mike Leach <mike.leach@...aro.org>,
	Leo Yan <leo.yan@...ux.dev>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Adrian Hunter <adrian.hunter@...el.com>,
	"Liang, Kan" <kan.liang@...ux.intel.com>,
	Mark Rutland <mark.rutland@....com>
Cc: Ilkka Koskinen <ilkka@...amperecomputing.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-perf-users@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 0/2] perf vendor events arm64: AmpereOne/AmpereOneX: Add a new errata and fix metrics calculations

Add an errata reference to a impacted event and fix metrics calculation
caused by a scaling issue.

Ilkka Koskinen (2):
  perf vendor events arm64: AmpereOne/AmpereOneX: Mark LD_RETIRED
    impacted by errata
  perf vendor events arm64 AmpereOneX: Fix frontend_bound calculation

 .../pmu-events/arch/arm64/ampere/ampereone/memory.json |  4 +++-
 .../arch/arm64/ampere/ampereonex/memory.json           |  4 +++-
 .../arch/arm64/ampere/ampereonex/metrics.json          | 10 +++++-----
 3 files changed, 11 insertions(+), 7 deletions(-)

-- 
2.47.0