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-rwxr-xr-xtools/testing/selftests/locking/ww_mutex.sh19
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/locking/ww_mutex.sh b/tools/testing/selftests/locking/ww_mutex.sh
new file mode 100755
index 000000000..91e4ac756
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+++ b/tools/testing/selftests/locking/ww_mutex.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+
+# Kselftest framework requirement - SKIP code is 4.
+ksft_skip=4
+
+# Runs API tests for struct ww_mutex (Wait/Wound mutexes)
+if ! /sbin/modprobe -q -n test-ww_mutex; then
+ echo "ww_mutex: module test-ww_mutex is not found [SKIP]"
+ exit $ksft_skip
+fi
+
+if /sbin/modprobe -q test-ww_mutex; then
+ /sbin/modprobe -q -r test-ww_mutex
+ echo "locking/ww_mutex: ok"
+else
+ echo "locking/ww_mutex: [FAIL]"
+ exit 1
+fi