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-rw-r--r--src/librbd/exclusive_lock/AutomaticPolicy.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/librbd/exclusive_lock/AutomaticPolicy.h b/src/librbd/exclusive_lock/AutomaticPolicy.h
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+++ b/src/librbd/exclusive_lock/AutomaticPolicy.h
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+// -*- 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