v4.19.13 snapshot.
diff --git a/tools/testing/selftests/lib/bitmap.sh b/tools/testing/selftests/lib/bitmap.sh
new file mode 100755
index 0000000..5a90006
--- /dev/null
+++ b/tools/testing/selftests/lib/bitmap.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+
+# Kselftest framework requirement - SKIP code is 4.
+ksft_skip=4
+
+# Runs bitmap infrastructure tests using test_bitmap kernel module
+if ! /sbin/modprobe -q -n test_bitmap; then
+ echo "bitmap: module test_bitmap is not found [SKIP]"
+ exit $ksft_skip
+fi
+
+if /sbin/modprobe -q test_bitmap; then
+ /sbin/modprobe -q -r test_bitmap
+ echo "bitmap: ok"
+else
+ echo "bitmap: [FAIL]"
+ exit 1
+fi