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diff --git a/src/ceph/src/msg/async/EventEpoll.h b/src/ceph/src/msg/async/EventEpoll.h
new file mode 100644
index 0000000..abc4b8b
--- /dev/null
+++ b/src/ceph/src/msg/async/EventEpoll.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2014 UnitedStack <haomai@unitedstack.com>
+ *
+ * Author: Haomai Wang <haomaiwang@gmail.com>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#ifndef CEPH_MSG_EVENTEPOLL_H
+#define CEPH_MSG_EVENTEPOLL_H
+
+#include <unistd.h>
+#include <sys/epoll.h>
+
+#include "Event.h"
+
+class EpollDriver : public EventDriver {
+  int epfd;
+  struct epoll_event *events;
+  CephContext *cct;
+  int size;
+
+ public:
+  explicit EpollDriver(CephContext *c): epfd(-1), events(NULL), cct(c), size(0) {}
+  ~EpollDriver() override {
+    if (epfd != -1)
+      close(epfd);
+
+    if (events)
+      free(events);
+  }
+
+  int init(EventCenter *c, int nevent) override;
+  int add_event(int fd, int cur_mask, int add_mask) override;
+  int del_event(int fd, int cur_mask, int del_mask) override;
+  int resize_events(int newsize) override;
+  int event_wait(vector<FiredFileEvent> &fired_events,
+		 struct timeval *tp) override;
+};
+
+#endif