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diff --git a/src/ceph/src/mds/MDSCacheObject.cc b/src/ceph/src/mds/MDSCacheObject.cc
new file mode 100644
index 0000000..6286bbe
--- /dev/null
+++ b/src/ceph/src/mds/MDSCacheObject.cc
@@ -0,0 +1,73 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
+// vim: ts=8 sw=2 smarttab
+
+#include "MDSCacheObject.h"
+#include "MDSContext.h"
+#include "common/Formatter.h"
+
+uint64_t MDSCacheObject::last_wait_seq = 0;
+
+void MDSCacheObject::finish_waiting(uint64_t mask, int result) {
+  std::list<MDSInternalContextBase*> finished;
+  take_waiting(mask, finished);
+  finish_contexts(g_ceph_context, finished, result);
+}
+
+void MDSCacheObject::dump(Formatter *f) const
+{
+  f->dump_bool("is_auth", is_auth());
+
+  // Fields only meaningful for auth
+  f->open_object_section("auth_state");
+  {
+    f->open_object_section("replicas");
+    for (const auto &it : get_replicas()) {
+      std::ostringstream rank_str;
+      rank_str << it.first;
+      f->dump_int(rank_str.str().c_str(), it.second);
+    }
+    f->close_section();
+  }
+  f->close_section(); // auth_state
+
+  // Fields only meaningful for replica
+  f->open_object_section("replica_state");
+  {
+    f->open_array_section("authority");
+    f->dump_int("first", authority().first);
+    f->dump_int("second", authority().second);
+    f->close_section();
+    f->dump_unsigned("replica_nonce", get_replica_nonce());
+  }
+  f->close_section();  // replica_state
+
+  f->dump_int("auth_pins", auth_pins);
+  f->dump_int("nested_auth_pins", nested_auth_pins);
+  f->dump_bool("is_frozen", is_frozen());
+  f->dump_bool("is_freezing", is_freezing());
+
+#ifdef MDS_REF_SET
+    f->open_object_section("pins");
+    for(std::map<int, int>::const_iterator it = ref_map.begin();
+        it != ref_map.end(); ++it) {
+      f->dump_int(pin_name(it->first), it->second);
+    }
+    f->close_section();
+#endif
+    f->dump_int("nref", ref);
+}
+
+/*
+ * Use this in subclasses when printing their specialized
+ * states too.
+ */
+void MDSCacheObject::dump_states(Formatter *f) const
+{
+  if (state_test(STATE_AUTH)) f->dump_string("state", "auth");
+  if (state_test(STATE_DIRTY)) f->dump_string("state", "dirty");
+  if (state_test(STATE_NOTIFYREF)) f->dump_string("state", "notifyref");
+  if (state_test(STATE_REJOINING)) f->dump_string("state", "rejoining");
+  if (state_test(STATE_REJOINUNDEF))
+    f->dump_string("state", "rejoinundef");
+}
+