K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2013-07-04T19:01:18.132285Z
K 7
svn:log
V 217
The tvp vnode on rename is usually unlinked.  Drop the cached null
vnode for tvp to allow the free of the lower vnode, if needed.

PR:	kern/180236
Tested by:	smh
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week

END