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| author | Adrian Hunter <adrian.hunter@intel.com> | 2022-10-14 20:09:01 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-10-15 16:13:16 +0300 |
| commit | 9637bf8ff0f050cfb9fe84f5734af633e7902796 (patch) | |
| tree | f16e361039018f4ed8c93abdd030061ab43a465d | |
| parent | 5021d82bca4f5335b29de71f0533b93c6c15007e (diff) | |
| download | linux-9637bf8ff0f050cfb9fe84f5734af633e7902796.tar.xz | |
perf test: test_intel_pt.sh: Print a message when skipping kernel tracing
Messages display with the perf test -v option. Add a message to show when
skipping a test because the user cannot do kernel tracing.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/r/20221014170905.64069-4-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rwxr-xr-x | tools/perf/tests/shell/test_intel_pt.sh | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/tools/perf/tests/shell/test_intel_pt.sh b/tools/perf/tests/shell/test_intel_pt.sh index 334836f92bdc..9c746ff1c4d2 100755 --- a/tools/perf/tests/shell/test_intel_pt.sh +++ b/tools/perf/tests/shell/test_intel_pt.sh @@ -117,7 +117,14 @@ test_system_wide_side_band() can_kernel() { - perf_record_no_decode -o "${tmpfile}" -e dummy:k true >/dev/null 2>&1 || return 2 + if [ -z "${can_kernel_trace}" ] ; then + can_kernel_trace=0 + perf_record_no_decode -o "${tmpfile}" -e dummy:k true >/dev/null 2>&1 && can_kernel_trace=1 + fi + if [ ${can_kernel_trace} -eq 0 ] ; then + echo "SKIP: no kernel tracing" + return 2 + fi return 0 } |