From: Leo Yan <leo.yan@arm.com>
Date: Wed, 12 Nov 2025 18:24:38 +0000 (+0000)
Subject: perf arm_spe: Report extended memory operations in records
X-Git-Tag: v6.19-rc1~61^2~86
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f3b9bed72e37e5fa14184d8634a9c88117d1fcb1;p=thirdparty%2Fkernel%2Flinux.git

perf arm_spe: Report extended memory operations in records

Extended memory operations include atomic (AT), acquire/release (AR),
and exclusive (EXCL) operations. Save the relevant information
in the records.

Signed-off-by: Leo Yan <leo.yan@arm.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Reviewed-by: James Clark <james.clark@linaro.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---

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 6696448bdf4f3..949c20816826a 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
@@ -211,6 +211,13 @@ static int arm_spe_read_record(struct arm_spe_decoder *decoder)
 					decoder->record.op |= ARM_SPE_OP_NV_SYSREG;
 				} else if (SPE_OP_PKT_LDST_SUBCLASS_MTE_TAG(payload)) {
 					decoder->record.op |= ARM_SPE_OP_MTE_TAG;
+				} else if (SPE_OP_PKT_LDST_SUBCLASS_EXTENDED(payload)) {
+					if (payload & SPE_OP_PKT_AR)
+						decoder->record.op |= ARM_SPE_OP_AR;
+					if (payload & SPE_OP_PKT_EXCL)
+						decoder->record.op |= ARM_SPE_OP_EXCL;
+					if (payload & SPE_OP_PKT_AT)
+						decoder->record.op |= ARM_SPE_OP_ATOMIC;
 				} else if (SPE_OP_PKT_LDST_SUBCLASS_SVE_SME_REG(payload)) {
 					decoder->record.op |= ARM_SPE_OP_SVE;
 				}