[PATCH 3/8] perf arm-spe: Store operation type in packet
From: James Clark
Date: Tue Jan 19 2021 - 12:48:23 EST
From: Leo Yan <leo.yan@xxxxxxxxxx>
This patch is to store operation type in packet structure.
Signed-off-by: Leo Yan <leo.yan@xxxxxxxxxx>
Signed-off-by: James Clark <james.clark@xxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: John Garry <john.garry@xxxxxxxxxx>
Cc: Will Deacon <will@xxxxxxxxxx>
Cc: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
Cc: Al Grant <al.grant@xxxxxxx>
Cc: Andre Przywara <andre.przywara@xxxxxxx>
Cc: Wei Li <liwei391@xxxxxxxxxx>
Cc: Tan Xiaojun <tanxiaojun@xxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
---
tools/perf/util/arm-spe-decoder/arm-spe-decoder.c | 6 ++++++
tools/perf/util/arm-spe-decoder/arm-spe-decoder.h | 6 ++++++
2 files changed, 12 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 7aac3048b090..32fe41835fa6 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
@@ -182,6 +182,12 @@ static int arm_spe_read_record(struct arm_spe_decoder *decoder)
case ARM_SPE_CONTEXT:
break;
case ARM_SPE_OP_TYPE:
+ if (idx == SPE_OP_PKT_HDR_CLASS_LD_ST_ATOMIC) {
+ if (payload & 0x1)
+ decoder->record.op = ARM_SPE_ST;
+ else
+ decoder->record.op = ARM_SPE_LD;
+ }
break;
case ARM_SPE_EVENTS:
if (payload & BIT(EV_L1D_REFILL))
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 7b845001afe7..59bdb7309674 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
@@ -24,9 +24,15 @@ enum arm_spe_sample_type {
ARM_SPE_REMOTE_ACCESS = 1 << 7,
};
+enum arm_spe_op_type {
+ ARM_SPE_LD = 1 << 0,
+ ARM_SPE_ST = 1 << 1,
+};
+
struct arm_spe_record {
enum arm_spe_sample_type type;
int err;
+ u32 op;
u64 from_ip;
u64 to_ip;
u64 timestamp;
--
2.28.0