linux-kernel - [Patch v3 5/5] perf tests: Add topdown events counting and sampling tests

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Message-Id: <20240712170339.185824-6-dapeng1.mi@linux.intel.com>
Date: Fri, 12 Jul 2024 17:03:39 +0000
From: Dapeng Mi <dapeng1.mi@...ux.intel.com>
To: Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Ian Rogers <irogers@...gle.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Kan Liang <kan.liang@...ux.intel.com>
Cc: linux-perf-users@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Yongwei Ma <yongwei.ma@...el.com>,
	Dapeng Mi <dapeng1.mi@...el.com>,
	Dapeng Mi <dapeng1.mi@...ux.intel.com>
Subject: [Patch v3 5/5] perf tests: Add topdown events counting and sampling tests

Add counting and leader sampling tests to verify topdown events including
raw format can be reordered correctly.

Signed-off-by: Dapeng Mi <dapeng1.mi@...ux.intel.com>
---
 tools/perf/tests/shell/record.sh | 17 +++++++++++++++++
 tools/perf/tests/shell/stat.sh   |  6 ++++++
 2 files changed, 23 insertions(+)

diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/record.sh
index 8e3e66780fed..9d0c43427811 100755
--- a/tools/perf/tests/shell/record.sh
+++ b/tools/perf/tests/shell/record.sh
@@ -217,12 +217,29 @@ test_leader_sampling() {
   echo "Basic leader sampling test [Success]"
 }
 
+test_topdown_leader_sampling() {
+  echo "Topdown leader sampling test"
+  if ! perf stat -e "{slots,topdown-retiring}" true 2> /dev/null
+  then
+    echo "Topdown leader sampling [Skipped event parsing failed]"
+    return
+  fi
+  if ! perf record -o "${perfdata}" -e "{instructions,slots,topdown-retiring}:S" true 2> /dev/null
+  then
+    echo "Topdown leader sampling [Failed topdown events not reordered correctly]"
+    err=1
+    return
+  fi
+  echo "Topdown leader sampling test [Success]"
+}
+
 test_per_thread
 test_register_capture
 test_system_wide
 test_workload
 test_branch_counter
 test_leader_sampling
+test_topdown_leader_sampling
 
 cleanup
 exit $err
diff --git a/tools/perf/tests/shell/stat.sh b/tools/perf/tests/shell/stat.sh
index 3f1e67795490..092a7a2abcf8 100755
--- a/tools/perf/tests/shell/stat.sh
+++ b/tools/perf/tests/shell/stat.sh
@@ -79,6 +79,12 @@ test_topdown_groups() {
     err=1
     return
   fi
+  if perf stat -e '{instructions,r400,r8000}' true 2>&1 | grep -E -q "<not supported>"
+  then
+    echo "Topdown event group test [Failed raw format slots not reordered first]"
+    err=1
+    return
+  fi
   echo "Topdown event group test [Success]"
 }
 
-- 
2.40.1