1 files changed, 14 insertions, 0 deletions
diff --git a/src/rt/sync/spin_lock.h b/src/rt/sync/spin_lock.h
new file mode 100644
index 00000000..3684c23a
--- /dev/null
+++ b/src/rt/sync/spin_lock.h
@@ -0,0 +1,14 @@
+#ifndef UNFAIR_TICKET_LOCK_H
+#define UNFAIR_TICKET_LOCK_H
+
+class spin_lock {
+    unsigned ticket;
+    void pause();
+public:
+    spin_lock();
+    virtual ~spin_lock();
+    void lock();
+    void unlock();
+};
+
+#endif /* UNFAIR_TICKET_LOCK_H */