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perf stat: Add stat record+report test
This would have caught: "Subject: Re: perf stat report segfaults" https://lore.kernel.org/linux-perf-users/CAP-5=fWQR=sCuiSMktvUtcbOLidEpUJLCybVF6=BRvORcDOq+g@mail.gmail.com/ Signed-off-by: Ian Rogers <irogers@google.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Andrii Nakryiko <andrii@kernel.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Dave Marchevsky <davemarchevsky@fb.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: John Fastabend <john.fastabend@gmail.com> Cc: KP Singh <kpsingh@kernel.org> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Lv Ruyi <lv.ruyi@zte.com.cn> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Martin KaFai Lau <kafai@fb.com> Cc: Michael Petlan <mpetlan@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Quentin Monnet <quentin@isovalent.com> Cc: Song Liu <songliubraving@fb.com> Cc: Stephane Eranian <eranian@google.com> Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com> Cc: Yonghong Song <yhs@fb.com> Cc: bpf@vger.kernel.org Cc: netdev@vger.kernel.org Link: https://lore.kernel.org/r/20220519032005.1273691-3-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -16,6 +16,18 @@ test_default_stat() {
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echo "Basic stat command test [Success]"
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}
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test_stat_record_report() {
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echo "stat record and report test"
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if ! perf stat record -o - true | perf stat report -i - 2>&1 | \
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egrep -q "Performance counter stats for 'pipe':"
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then
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echo "stat record and report test [Failed]"
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err=1
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return
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fi
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echo "stat record and report test [Success]"
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}
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test_topdown_groups() {
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# Topdown events must be grouped with the slots event first. Test that
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# parse-events reorders this.
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@ -62,6 +74,7 @@ test_topdown_weak_groups() {
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}
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test_default_stat
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test_stat_record_report
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test_topdown_groups
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test_topdown_weak_groups
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exit $err
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