diff --git a/Kernel/Lock.h b/Kernel/Lock.h
index 8aa7aca5b1..3ef2edc322 100644
--- a/Kernel/Lock.h
+++ b/Kernel/Lock.h
@@ -22,6 +22,7 @@ public:
     void lock();
     void unlock();
     bool unlock_if_locked();
+    bool is_locked() const { return m_holder; }
 
     const char* name() const { return m_name; }