Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 58 insertions, 0 deletions

diff --git a/src/librbd/managed_lock/GetLockerRequest.h b/src/librbd/managed_lock/GetLockerRequest.h
new file mode 100644
index 000000000..b8fd08f6e
--- /dev/null
+++ b/src/librbd/managed_lock/GetLockerRequest.h
@@ -0,0 +1,58 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_LIBRBD_MANAGED_LOCK_GET_LOCKER_REQUEST_H
+#define CEPH_LIBRBD_MANAGED_LOCK_GET_LOCKER_REQUEST_H
+
+#include "include/int_types.h"
+#include "include/buffer.h"
+#include "include/rados/librados_fwd.hpp"
+#include <string>
+
+class Context;
+
+namespace librbd {
+
+struct ImageCtx;
+
+namespace managed_lock {
+
+struct Locker;
+
+template <typename ImageCtxT = ImageCtx>
+class GetLockerRequest {
+public:
+  static GetLockerRequest* create(librados::IoCtx& ioctx,
+                                  const std::string& oid, bool exclusive,
+                                  Locker *locker, Context *on_finish) {
+    return new GetLockerRequest(ioctx, oid, exclusive, locker, on_finish);
+  }
+
+  void send();
+
+private:
+  librados::IoCtx &m_ioctx;
+  CephContext *m_cct;
+  std::string m_oid;
+  bool m_exclusive;
+  Locker *m_locker;
+  Context *m_on_finish;
+
+  bufferlist m_out_bl;
+
+  GetLockerRequest(librados::IoCtx& ioctx, const std::string& oid,
+                   bool exclusive, Locker *locker, Context *on_finish);
+
+  void send_get_lockers();
+  void handle_get_lockers(int r);
+
+  void finish(int r);
+
+};
+
+} // namespace managed_lock
+} // namespace librbd
+
+extern template class librbd::managed_lock::GetLockerRequest<librbd::ImageCtx>;
+
+#endif // CEPH_LIBRBD_MANAGED_LOCK_GET_LOCKER_REQUEST_H