To fix reported bugs and add new features of lvm2, userspace device-mapper
package will be updated to 1.02.63 version int RHEL5.6 (device-mapper library
is part of lvm2 upstream and just provided as separate component in RHEL5).

This change includes (beside bugs covered by other bugzillas):
(This is full upstream change log, most of items are irrelevant for RHEL5)

Version 1.02.64 - 
===================================
  Add inactive table query support for kernel driver >= 4.11.6 (RHEL 5.7).

Version 1.02.63 - 9th February 2011
===================================
  Reinstate DEBUG_MEM as it's part of the API. (1.02.62)

Version 1.02.62 - 4th February 2011
===================================
  Add configure --with-device-nodes-on=create for previous behaviour.
  Move creation of device nodes from 'create' to 'resume'.
  Add --addnodeonresume and --addnodeoncreate options to dmsetup.
  Add dm_task_set_add_node to libdevmapper to control dev node creation time.
  Add dm_task_secure_data to libdevmapper to wipe ioctl buffers in kernel.
  Log debug message when expected uevent is not generated.
  Only compile memory debugging code when DEBUG_MEM is set.
  Set DM_UDEV_DISABLE_OTHER_RULES_FLAG for suspended DM devices in udev rules.
  Begin a new pool object for each row in _output_as_rows() correctly.

Version 1.02.61 - 10th January 2011
===================================
  Add DM_COOKIE_AUTO_CREATE to libdevmapper.h.
  Export DM_CONTROL_NODE_UMASK and use it while creating /dev/mapper/control.

Version 1.02.60 - 20th December 2010
====================================
  Check for unlink failure in remove_lockfile() in dmeventd.
  Use dm_free for dm_malloc-ed areas in _clog_ctr/_clog_dtr in cmirrord.
  Use char* arithmetic in _process_all() & _targets() in dmsetup.
  Change dm_regex_create() API to accept const char * const *patterns.
  Add new dm_prepare_selinux_context fn to libdevmapper and use it throughout.
  Detect existence of new SELinux selabel interface during configure.

Version 1.02.59 - 6th December 2010
===================================
  Add backtraces to _process_mapper_dir and  _create_and_load_v4 error paths.
  Remove superfluous checks for NULL before calling dm_free.

Version 1.02.58 - 22nd November 2010
====================================
  Fix _output_field crash from field_id free with DEBUG_MEM. (1.02.57)

Version 1.02.57 - 8th November 2010
===================================
  Fix regex optimiser not to ignore RHS of OR nodes in _find_leftmost_common.
  Add dmeventd -R to restart dmeventd without losing monitoring state. (1.02.56)
  Fix memory leak of field_id in _output_field function.
  Allocate buffer for reporting functions dynamically to support long outputs.

Version 1.02.56 - 25th October 2010
===================================
  Return const pointer from dm_basename() in libdevmapper.
  Implement dmeventd -R to restart without state loss.
  Add dm_zalloc and use it and dm_pool_zalloc throughout.
  Add --setuuid to dmsetup rename.
  Add dm_task_set_newuuid to set uuid of mapped device post-creation.

Version 1.02.55 - 24th September 2010
=====================================
  Fix the way regions are marked complete to avoid slow --nosync cmirror I/O.
  Add DM_REPORT_FIELD_TYPE_ID_LEN to libdevmapper.h.