--- /dev/null
+// -*- 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 Red Hat
+ *
+ * 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_OS_XFS_H
+#define CEPH_OS_XFS_H
+
+#include "FS.h"
+
+# ifndef XFS_SUPER_MAGIC
+#define XFS_SUPER_MAGIC 0x58465342
+# endif
+
+class XFS : public FS {
+ const char *get_name() override {
+ return "xfs";
+ }
+ int set_alloc_hint(int fd, uint64_t hint) override;
+};
+
+#endif