linux-kernel - [PATCH v3 04/24] lockdep tests: Run lockdep tests a second time under Valgrind

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Date:   Thu,  6 Dec 2018 17:11:28 -0800
From:   Bart Van Assche <bvanassche@....org>
To:     mingo@...hat.com
Cc:     peterz@...radead.org, tj@...nel.org, longman@...hat.com,
        johannes.berg@...el.com, linux-kernel@...r.kernel.org,
        Bart Van Assche <bvanassche@....org>,
        Johannes Berg <johannes@...solutions.net>
Subject: [PATCH v3 04/24] lockdep tests: Run lockdep tests a second time under Valgrind

This improves test coverage.

Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Waiman Long <longman@...hat.com>
Cc: Johannes Berg <johannes@...solutions.net>
Signed-off-by: Bart Van Assche <bvanassche@....org>
---
 tools/lib/lockdep/run_tests.sh | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/tools/lib/lockdep/run_tests.sh b/tools/lib/lockdep/run_tests.sh
index bc36178329a8..c8fbd0306960 100755
--- a/tools/lib/lockdep/run_tests.sh
+++ b/tools/lib/lockdep/run_tests.sh
@@ -31,3 +31,17 @@ find tests -name '*.c' | sort | while read -r i; do
 	fi
 	rm -f "tests/$testname"
 done
+
+find tests -name '*.c' | sort | while read -r i; do
+	testname=$(basename "$i" .c)
+	echo -ne "(PRELOAD + Valgrind) $testname... "
+	if gcc -o "tests/$testname" -pthread -Iinclude "$i" &&
+		{ timeout 10 valgrind --read-var-info=yes ./lockdep "./tests/$testname" >& "tests/${testname}.vg.out"; true; } &&
+		"tests/${testname}.sh" < "tests/${testname}.vg.out" &&
+		! grep -Eq '(^==[0-9]*== (Invalid |Uninitialised ))|Mismatched free|Source and destination overlap| UME ' "tests/${testname}.vg.out"; then
+		echo "PASSED!"
+	else
+		echo "FAILED!"
+	fi
+	rm -f "tests/$testname"
+done
-- 
2.20.0.rc2.403.gdbc3b29805-goog