4012 Upper limit of zfs set bounds check for refreservation on volumes is too low

*** 23,32 ****
--- 23,33 ----
   * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
   * Copyright (c) 2012 by Delphix. All rights reserved.
   * Copyright (c) 2012, Joyent, Inc. All rights reserved.
   * Copyright (c) 2013 Steven Hartland. All rights reserved.
+  * Copyright 2013 DEY Storage Systems, Inc.
   */
  
  #ifndef _LIBZFS_H
  #define _LIBZFS_H
  
*** 598,607 ****
--- 599,610 ----
      boolean_t, int);
  extern int zfs_hold_nvl(zfs_handle_t *, int, nvlist_t *);
  extern int zfs_release(zfs_handle_t *, const char *, const char *, boolean_t);
  extern int zfs_get_holds(zfs_handle_t *, nvlist_t **);
  extern uint64_t zvol_volsize_to_reservation(uint64_t, nvlist_t *);
+ extern uint64_t zvol_volsize_to_reservation_impl(uint64_t volsize,
+     uint64_t volblocksize, int ncopies);
  
  typedef int (*zfs_userspace_cb_t)(void *arg, const char *domain,
      uid_t rid, uint64_t space);
  
  extern int zfs_userspace(zfs_handle_t *, zfs_userquota_prop_t,