1 files changed, 41 insertions, 0 deletions
diff --git a/src/librbd/io/ImageDispatcherInterface.h b/src/librbd/io/ImageDispatcherInterface.h
new file mode 100644
index 000000000..dcff3d96a
--- /dev/null
+++ b/src/librbd/io/ImageDispatcherInterface.h
@@ -0,0 +1,41 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_LIBRBD_IO_IMAGE_DISPATCHER_INTERFACE_H
+#define CEPH_LIBRBD_IO_IMAGE_DISPATCHER_INTERFACE_H
+
+#include "include/int_types.h"
+#include "librbd/io/DispatcherInterface.h"
+#include "librbd/io/ImageDispatchInterface.h"
+#include "librbd/io/Types.h"
+
+struct Context;
+
+namespace librbd {
+namespace io {
+
+struct ImageDispatcherInterface
+  : public DispatcherInterface<ImageDispatchInterface> {
+public:
+  virtual void apply_qos_schedule_tick_min(uint64_t tick) = 0;
+  virtual void apply_qos_limit(uint64_t flag, uint64_t limit,
+                               uint64_t burst, uint64_t burst_seconds) = 0;
+  virtual void apply_qos_exclude_ops(uint64_t exclude_ops) = 0;
+
+  virtual bool writes_blocked() const = 0;
+  virtual int block_writes() = 0;
+  virtual void block_writes(Context *on_blocked) = 0;
+
+  virtual void unblock_writes() = 0;
+  virtual void wait_on_writes_unblocked(Context *on_unblocked) = 0;
+
+  virtual void invalidate_cache(Context* on_finish) = 0;
+
+  virtual void remap_to_physical(Extents& image_extents, ImageArea area) = 0;
+  virtual ImageArea remap_to_logical(Extents& image_extents) = 0;
+};
+
+} // namespace io
+} // namespace librbd
+
+#endif // CEPH_LIBRBD_IO_IMAGE_DISPATCHER_INTERFACE_H