K 10
svn:author
V 5
luigi
K 8
svn:date
V 27
2009-12-11T10:35:58.472737Z
K 7
svn:log
V 235
only export bio_cmd and flags to userland (bio_cmd are
used by ggatectl, flags are potentially useful).
Other parts are internal kernel data structures and should
not be visible to userland.

No API change involved.

MFC after:	3 days

END