From cecba65d17c3291362e64b9cf4a5a3ea22cc7729 Mon Sep 17 00:00:00 2001 From: Timothy Hayes Date: Thu, 21 Apr 2022 17:52:05 +0100 Subject: [PATCH] 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 Signed-off-by: Timothy Hayes Tested-by: Leo Yan Cc: Alexander Shishkin Cc: Jiri Olsa Cc: John Fastabend Cc: John Garry Cc: KP Singh Cc: Mark Rutland Cc: Martin KaFai Lau Cc: Mathieu Poirier Cc: Namhyung Kim Cc: Song Liu Cc: Will Deacon Cc: Yonghong Song 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 --- tools/perf/tests/attr/README | 1 + .../perf/tests/attr/test-record-spe-physical-address | 12 ++++++++++++ 2 files changed, 13 insertions(+) create mode 100644 tools/perf/tests/attr/test-record-spe-physical-address diff --git a/tools/perf/tests/attr/README b/tools/perf/tests/attr/README index 454505d343fa5..eb3f7d4bb3245 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 0000000000000..7ebcf5012ce35 --- /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 -- 2.39.5