MFV r249354:
authormm <mm@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Thu, 11 Apr 2013 07:40:30 +0000 (07:40 +0000)
committermm <mm@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Thu, 11 Apr 2013 07:40:30 +0000 (07:40 +0000)
commit552bef8db52afc67e46ec0272fe769826eafee81
treece7ce2f068278f8ec8669a1ed57748ec24f6d071
parentdb2c887dc5eff1bdaa432568559f2417ad1db060
MFV r249354:
Merge bugfixes accepted and integrated by vendor. Underlying problems
have been reported by us and fixed in r240942 and r249196.

Illumos ZFS issues:
  3645 dmu_send_impl: possibilty of pool hold leak
  3692 Panic on zfs receive of a recursive deduplicated stream

MFC after: 8 days

git-svn-id: svn://svn.freebsd.org/base/head@249356 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c