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From: Ali Saidi <alisaidi@amazon.com>
To: <linux-kernel@vger.kernel.org>,
	<linux-perf-users@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>
Cc: <alisaidi@amazon.com>, <benh@kernel.crashing.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	"Arnaldo Carvalho de Melo" <acme@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	"Alexander Shishkin" <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
	John Garry <john.garry@huawei.com>,
	"Will Deacon" <will@kernel.org>,
	Mathieu Poirier <mathieu.poirier@linaro.org>,
	"Leo Yan" <leo.yan@linaro.org>, James Clark <james.clark@arm.com>,
	German Gomez <german.gomez@arm.com>,
	Andrew Kilroy <andrew.kilroy@arm.com>
Subject: [PATCH 1/2] perf arm-spe: Add arm_spe_record to synthesized sample
Date: Tue, 25 Jan 2022 19:20:09 +0000	[thread overview]
Message-ID: <20220125192016.20538-2-alisaidi@amazon.com> (raw)
In-Reply-To: <20220125192016.20538-1-alisaidi@amazon.com>

Providing the arm_spe_record as raw data to the synthesized SPE samples
allows perf scripts to read and separately process the data in ways
existing perf tools don't support and mirrors functionality available
for PEBS.

Signed-off-by: Ali Saidi <alisaidi@amazon.com>
---
 tools/perf/util/arm-spe.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c
index d2b64e3f588b..a7499cde6fc0 100644
--- a/tools/perf/util/arm-spe.c
+++ b/tools/perf/util/arm-spe.c
@@ -336,6 +336,8 @@ static int arm_spe__synth_mem_sample(struct arm_spe_queue *speq,
 	sample.phys_addr = record->phys_addr;
 	sample.data_src = data_src;
 	sample.weight = record->latency;
+	sample.raw_size = sizeof(*record);
+	sample.raw_data = record;
 
 	return arm_spe_deliver_synth_event(spe, speq, event, &sample);
 }
@@ -354,6 +356,8 @@ static int arm_spe__synth_branch_sample(struct arm_spe_queue *speq,
 	sample.stream_id = spe_events_id;
 	sample.addr = record->to_ip;
 	sample.weight = record->latency;
+	sample.raw_size = sizeof(*record);
+	sample.raw_data = record;
 
 	return arm_spe_deliver_synth_event(spe, speq, event, &sample);
 }
@@ -383,6 +387,8 @@ static int arm_spe__synth_instruction_sample(struct arm_spe_queue *speq,
 	sample.data_src = data_src;
 	sample.period = spe->instructions_sample_period;
 	sample.weight = record->latency;
+	sample.raw_size = sizeof(*record);
+	sample.raw_data = record;
 
 	return arm_spe_deliver_synth_event(spe, speq, event, &sample);
 }
-- 
2.24.4.AMZN


  reply	other threads:[~2022-01-25 19:35 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-25 19:20 [PATCH 0/2] Allow perf scripts to process SPE raw data Ali Saidi
2022-01-25 19:20 ` Ali Saidi [this message]
2022-01-25 20:47   ` [PATCH 1/2] perf arm-spe: Add arm_spe_record to synthesized sample German Gomez
2022-01-26 15:58     ` [PATCH 1/2] perf arm-spe: Add arm_spe_record to synthesized Ali Saidi
2022-01-26 19:07       ` German Gomez
2022-01-27 19:13         ` Ali Saidi
2022-01-25 19:20 ` [PATCH 2/2] perf arm-spe: Parse more SPE fields and store source Ali Saidi
2022-01-28 17:20   ` German Gomez
2022-01-28 21:02     ` Ali Saidi
2022-02-11 16:31       ` German Gomez
2022-02-12  4:19         ` Leo Yan
2022-02-21 20:41           ` German Gomez
2022-02-22 19:29             ` Ali Saidi
2022-02-25 12:40               ` German Gomez
2022-02-27 13:54               ` Leo Yan
2022-02-27 13:20             ` Leo Yan
2022-03-01 10:54               ` German Gomez

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