linux-kernel - [PATCH 4/4] perf test: Add pipe mode test to the Intel PT test suite

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Date:   Mon, 30 Jan 2023 18:33:50 -0800
From:   Namhyung Kim <namhyung@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Jiri Olsa <jolsa@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Ian Rogers <irogers@...gle.com>,
        linux-perf-users@...r.kernel.org,
        James Clark <james.clark@....com>,
        Leo Yan <leo.yan@...aro.org>,
        Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 4/4] perf test: Add pipe mode test to the Intel PT test suite

The test_pipe() function will check perf report and perf inject with
pipe input.

Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
 tools/perf/tests/shell/test_intel_pt.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/tools/perf/tests/shell/test_intel_pt.sh b/tools/perf/tests/shell/test_intel_pt.sh
index f5ed7b1af419..4ddb17cb83c5 100755
--- a/tools/perf/tests/shell/test_intel_pt.sh
+++ b/tools/perf/tests/shell/test_intel_pt.sh
@@ -620,6 +620,22 @@ test_event_trace()
 	return 0
 }
 
+test_pipe()
+{
+	echo "--- Test with pipe mode ---"
+	# Check if it works with pipe
+	if ! perf_record_no_bpf -o- -e intel_pt//u uname | perf report -q -i- --itrace=i10000 ; then
+		echo "perf record + report failed with pipe mode"
+		return 1
+	fi
+	if ! perf_record_no_bpf -o- -e intel_pt//u uname | perf inject -b > /dev/null ; then
+		echo "perf record + inject failed with pipe mode"
+		return 1
+	fi
+	echo OK
+	return 0
+}
+
 count_result()
 {
 	if [ "$1" -eq 2 ] ; then
@@ -647,6 +663,7 @@ test_virtual_lbr			|| ret=$? ; count_result $ret ; ret=0
 test_power_event			|| ret=$? ; count_result $ret ; ret=0
 test_no_tnt				|| ret=$? ; count_result $ret ; ret=0
 test_event_trace			|| ret=$? ; count_result $ret ; ret=0
+test_pipe				|| ret=$? ; count_result $ret ; ret=0
 
 cleanup
 
-- 
2.39.1.456.gfc5497dd1b-goog