linux-kernel - [PATCH v2 09/14] perf arm-spe: Save memory addresses in packet

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Date:   Tue,  1 Sep 2020 09:38:10 +0100
From:   Leo Yan <leo.yan@...aro.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Ian Rogers <irogers@...gle.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
        Kemeng Shi <shikemeng@...wei.com>,
        James Clark <james.clark@....com>,
        Wei Li <liwei391@...wei.com>, Al Grant <Al.Grant@....com>,
        Will Deacon <will@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Mike Leach <mike.leach@...aro.org>,
        linux-kernel@...r.kernel.org
Cc:     Leo Yan <leo.yan@...aro.org>
Subject: [PATCH v2 09/14] perf arm-spe: Save memory addresses in packet

This patch is to save virtual and physical memory addresses in packet,
the address info can be used for generating memory samples.

Signed-off-by: Leo Yan <leo.yan@...aro.org>
---
 tools/perf/util/arm-spe-decoder/arm-spe-decoder.c | 4 ++++
 tools/perf/util/arm-spe-decoder/arm-spe-decoder.h | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
index ae718e3419e3..1c430657939f 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
@@ -160,6 +160,10 @@ static int arm_spe_read_record(struct arm_spe_decoder *decoder)
 				decoder->record.from_ip = ip;
 			else if (idx == SPE_ADDR_PKT_HDR_INDEX_BRANCH)
 				decoder->record.to_ip = ip;
+			else if (idx == SPE_ADDR_PKT_HDR_INDEX_DATA_VIRT)
+				decoder->record.addr = ip;
+			else if (idx == SPE_ADDR_PKT_HDR_INDEX_DATA_PHYS)
+				decoder->record.phys_addr = ip;
 			break;
 		case ARM_SPE_COUNTER:
 			break;
diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
index 24727b8ca7ff..31d1776785de 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
@@ -30,6 +30,8 @@ struct arm_spe_record {
 	u64 from_ip;
 	u64 to_ip;
 	u64 timestamp;
+	u64 addr;
+	u64 phys_addr;
 };
 
 struct arm_spe_insn;
-- 
2.20.1