zfsonlinux/zfs — pull request #2079 by dweeezil (2014-01-24 16:03:13+00:00)
Title: Illumos 4504

4504 traverse_visitbp: visit DMU_GROUPUSED_OBJECT before DMU_USERUSED_OBJECT

References:
https://illumos.org/issues/4504
http://code.delphix.com/illumos-4504
http://svnweb.freebsd.org/base?view=revision&revision=260812

Reviewed by: Christopher Siden
Reviewed by: George Wilson