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diff --git a/src/ceph/src/librbd/object_map/InvalidateRequest.h b/src/ceph/src/librbd/object_map/InvalidateRequest.h
new file mode 100644
index 0000000..11c4203
--- /dev/null
+++ b/src/ceph/src/librbd/object_map/InvalidateRequest.h
@@ -0,0 +1,49 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_LIBRBD_OBJECT_MAP_INVALIDATE_REQUEST_H
+#define CEPH_LIBRBD_OBJECT_MAP_INVALIDATE_REQUEST_H
+
+#include "include/int_types.h"
+#include "librbd/AsyncRequest.h"
+
+class Context;
+
+namespace librbd {
+
+class ImageCtx;
+
+namespace object_map {
+
+template <typename ImageCtxT = ImageCtx>
+class InvalidateRequest : public AsyncRequest<ImageCtxT> {
+public:
+  static InvalidateRequest* create(ImageCtxT &image_ctx, uint64_t snap_id,
+                                   bool force, Context *on_finish);
+
+  InvalidateRequest(ImageCtxT &image_ctx, uint64_t snap_id, bool force,
+                    Context *on_finish)
+    : AsyncRequest<ImageCtxT>(image_ctx, on_finish),
+      m_snap_id(snap_id), m_force(force) {
+  }
+
+  void send() override;
+
+protected:
+  bool should_complete(int r) override;
+  int filter_return_code(int r) const override{
+    // never propagate an error back to the caller
+    return 0;
+  }
+
+private:
+  uint64_t m_snap_id;
+  bool m_force;
+};
+
+} // namespace object_map
+} // namespace librbd
+
+extern template class librbd::object_map::InvalidateRequest<librbd::ImageCtx>;
+
+#endif // CEPH_LIBRBD_OBJECT_MAP_INVALIDATE_REQUEST_H