Synopsis: Cannot unmount file-backed disk imported from NFS or SMBFS State-Changed-From-To: open->closed State-Changed-By: remko State-Changed-When: Wed Oct 12 16:31:37 UTC 2011 State-Changed-Why: Submitter mentions this PR can be closed. http://www.freebsd.org/cgi/query-pr.cgi?pr=85464