[RFC PATCH 7/9] selftests/damon/sysfs_memcg_path_leak: fail only for real DAMON leak

[SJ Park]

The selftest can fail for any leak if it happens while the test is
running.  Remove the false positive test failures by further checking if
the expected leaking function is called out on the report.

Signed-off-by: SJ Park <sj@xxxxxxxxxx>
---
 tools/testing/selftests/damon/sysfs_memcg_path_leak.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tools/testing/selftests/damon/sysfs_memcg_path_leak.sh b/tools/testing/selftests/damon/sysfs_memcg_path_leak.sh
index 33a7ff43ed6cc..6c2d8bb3fe570 100755
--- a/tools/testing/selftests/damon/sysfs_memcg_path_leak.sh
+++ b/tools/testing/selftests/damon/sysfs_memcg_path_leak.sh
@@ -41,5 +41,12 @@ if [ "$kmemleak_report" = "" ]
 then
 	exit 0
 fi
+if ! echo "$kmemleak_report" | grep "memcg_path_store" --quiet
+then
+	echo "[WARN] memleak found; apparenty not from DAMON, though"
+	echo "$kmemleak_report"
+	exit 0
+fi
+
 echo "$kmemleak_report"
 exit 1
-- 
2.47.3