initial code repo

[stor4nfv.git] / src / ceph / src / librbd / exclusive_lock / AutomaticPolicy.h

diff --git a/src/ceph/src/librbd/exclusive_lock/AutomaticPolicy.h b/src/ceph/src/librbd/exclusive_lock/AutomaticPolicy.h
new file mode 100644 (file)
index 0000000..12ba9b6
--- /dev/null
+++ b/src/ceph/src/librbd/exclusive_lock/AutomaticPolicy.h
@@ -0,0 +1,34 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_LIBRBD_EXCLUSIVE_LOCK_AUTOMATIC_POLICY_H
+#define CEPH_LIBRBD_EXCLUSIVE_LOCK_AUTOMATIC_POLICY_H
+
+#include "librbd/exclusive_lock/Policy.h"
+
+namespace librbd {
+
+struct ImageCtx;
+
+namespace exclusive_lock {
+
+class AutomaticPolicy : public Policy {
+public:
+  AutomaticPolicy(ImageCtx *image_ctx) : m_image_ctx(image_ctx) {
+  }
+
+  bool may_auto_request_lock() override {
+    return true;
+  }
+
+  int lock_requested(bool force) override;
+
+private:
+  ImageCtx *m_image_ctx;
+
+};
+
+} // namespace exclusive_lock
+} // namespace librbd
+
+#endif // CEPH_LIBRBD_EXCLUSIVE_LOCK_AUTOMATIC_POLICY_H