6623426 if immutable is set on a directory, unsetting all attributes fails

[mark.shellenb...@sun.com]

Author: marks
Repository: /hg/onnv/onnv-gate
Latest revision: 62533366078f5177e017d5601667561a205597ff
Total changesets: 1
Log message:
6623426 if immutable is set on a directory, unsetting all attributes fails

Files:
        update: usr/src/uts/common/fs/zfs/zfs_vnops.c
        update: usr/src/uts/common/os/policy.c