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authorTimothy Hayes <timothy.hayes@arm.com>2022-04-21 17:52:05 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-04-28 10:40:49 -0300
commit3b9a8c8b9ac2a57df8b7f05c6ffa89652ac1ba8c (patch)
tree2b93073d9d5c0f32cea32c118b58028e6c9f4442 /tools/perf
parent7599b70a3c85357d3a57319ae90d419adea0544b (diff)
perf test: Add perf_event_attr test for Arm SPE
Adds a perf_event_attr test for Arm SPE in which the presence of physical addresses are checked when SPE unit is run with pa_enable=1. Reviewed-by: Leo Yan <leo.yan@linaro.org> Signed-off-by: Timothy Hayes <timothy.hayes@arm.com> Tested-by: Leo Yan <leo.yan@linaro.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: John Fastabend <john.fastabend@gmail.com> Cc: John Garry <john.garry@huawei.com> Cc: KP Singh <kpsingh@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Martin KaFai Lau <kafai@fb.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Song Liu <songliubraving@fb.com> Cc: Will Deacon <will@kernel.org> Cc: Yonghong Song <yhs@fb.com> Cc: bpf@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: netdev@vger.kernel.org Link: https://lore.kernel.org/r/20220421165205.117662-4-timothy.hayes@arm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/tests/attr/README1
-rw-r--r--tools/perf/tests/attr/test-record-spe-physical-address12
2 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/tests/attr/README b/tools/perf/tests/attr/README
index 454505d343fa..eb3f7d4bb324 100644
--- a/tools/perf/tests/attr/README
+++ b/tools/perf/tests/attr/README
@@ -60,6 +60,7 @@ Following tests are defined (with perf commands):
perf record -R kill (test-record-raw)
perf record -c 2 -e arm_spe_0// -- kill (test-record-spe-period)
perf record -e arm_spe_0/period=3/ -- kill (test-record-spe-period-term)
+ perf record -e arm_spe_0/pa_enable=1/ -- kill (test-record-spe-physical-address)
perf stat -e cycles kill (test-stat-basic)
perf stat kill (test-stat-default)
perf stat -d kill (test-stat-detailed-1)
diff --git a/tools/perf/tests/attr/test-record-spe-physical-address b/tools/perf/tests/attr/test-record-spe-physical-address
new file mode 100644
index 000000000000..7ebcf5012ce3
--- /dev/null
+++ b/tools/perf/tests/attr/test-record-spe-physical-address
@@ -0,0 +1,12 @@
+[config]
+command = record
+args = --no-bpf-event -e arm_spe_0/pa_enable=1/ -- kill >/dev/null 2>&1
+ret = 1
+arch = aarch64
+
+[event-10:base-record-spe]
+# 622727 is the decimal of IP|TID|TIME|CPU|IDENTIFIER|DATA_SRC|PHYS_ADDR
+sample_type=622727
+
+# dummy event
+[event-1:base-record-spe] \ No newline at end of file