From: Leo Yan <leo.yan@arm.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Ian Rogers <irogers@google.com>,
James Clark <james.clark@linaro.org>,
Mike Leach <mike.leach@linaro.org>,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Jiri Olsa <jolsa@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Al Grant <al.grant@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
Leo Yan <leo.yan@arm.com>
Subject: [PATCH 2/2] perf c2c: Update documentation for Arm SPE events
Date: Fri, 12 Dec 2025 12:44:04 +0000 [thread overview]
Message-ID: <20251212-perf_c2c_update_event-v1-2-29a26c7a949b@arm.com> (raw)
In-Reply-To: <20251212-perf_c2c_update_event-v1-0-29a26c7a949b@arm.com>
Document the default Arm SPE events used by the perf c2c tool. Make a
minor adjustment to the PowerPC entry for formatting consistency.
Suggested-by: Al Grant <al.grant@arm.com>
Signed-off-by: Leo Yan <leo.yan@arm.com>
---
tools/perf/Documentation/perf-c2c.txt | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/tools/perf/Documentation/perf-c2c.txt b/tools/perf/Documentation/perf-c2c.txt
index 40b0f71a2c44eb642ff3bb234631a614b7c4fc9d..b765ae2511d2418a63092fb8a90a61faa335ac91 100644
--- a/tools/perf/Documentation/perf-c2c.txt
+++ b/tools/perf/Documentation/perf-c2c.txt
@@ -170,11 +170,16 @@ following on AMD:
ibs_op//
-and following on PowerPC:
+following on PowerPC:
cpu/mem-loads/
cpu/mem-stores/
+following on Arm:
+
+ arm_spe_0/ts_enable=1,pa_enable=1,load_filter=1,min_latency=30/
+ arm_spe_0/ts_enable=1,pa_enable=1,store_filter=1/
+
User can pass any 'perf record' option behind '--' mark, like (to enable
callchains and system wide monitoring):
--
2.34.1
next prev parent reply other threads:[~2025-12-12 12:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-12 12:44 [PATCH 0/2] perf arm_spe: Minor event configs housekeeping Leo Yan
2025-12-12 12:44 ` [PATCH 1/2] perf mem: Simplify Arm SPE event config Leo Yan
2025-12-12 15:17 ` James Clark
2025-12-12 12:44 ` Leo Yan [this message]
2025-12-12 15:00 ` [PATCH 2/2] perf c2c: Update documentation for Arm SPE events James Clark
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