From: Thomas Richter <tmricht@linux.ibm.com>
To: linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org,
linux-perf-users@vger.kernel.org, acme@kernel.org,
namhyung@kernel.org
Cc: agordeev@linux.ibm.com, gor@linux.ibm.com,
sumanthk@linux.ibm.com, hca@linux.ibm.com, japo@linux.ibm.com,
Thomas Richter <tmricht@linux.ibm.com>
Subject: [PATCH] perf test: Skip perf data type profiling tests for s390
Date: Fri, 27 Mar 2026 13:35:41 +0100 [thread overview]
Message-ID: <20260327123541.1756317-1-tmricht@linux.ibm.com> (raw)
Test case 'perf data type profiling tests' fails on s390 with this
error:
# ./perf mem record -- ./perf test -w code_with_type
failed: no PMU supports the memory events
# echo $?
255
#
because s390 does not support memory events at all. According to the
man page, perf annotate --code-with-type only works with memory
instructions only. As command 'perf mem record ...' is not supported
on s390, skip this test for s390.
Output before:
# ./perf test 'perf data type profiling tests'
77: perf data type profiling tests : FAILED!
Output after:
# ./perf test 'perf data type profiling tests'
77: perf data type profiling tests : Skip
Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Dmitrii Dolgov <9erthalion6@gmail.com>
Acked-by: Sumanth Korikkar <sumanthk@linux.ibm.com>
Tested-by: Jan Polensky <japo@linux.ibm.com>
---
tools/perf/tests/shell/data_type_profiling.sh | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/tools/perf/tests/shell/data_type_profiling.sh b/tools/perf/tests/shell/data_type_profiling.sh
index 2a7f8f7c42d0..d9393be6249e 100755
--- a/tools/perf/tests/shell/data_type_profiling.sh
+++ b/tools/perf/tests/shell/data_type_profiling.sh
@@ -35,6 +35,12 @@ test_basic_annotate() {
echo "${mode} ${runtime} perf annotate test"
+ case "$(uname -m)" in
+ "s390x")
+ echo "Skip: 'perf mem record' not supported"
+ err=2
+ return ;;
+ esac
case "x${runtime}" in
"xRust")
if ! perf check feature -q rust
--
2.53.0
next reply other threads:[~2026-03-27 12:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-27 12:35 Thomas Richter [this message]
2026-03-31 6:58 ` [PATCH] perf test: Skip perf data type profiling tests for s390 Namhyung Kim
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