Bug 736712 - Modifying ruv entry deadlocks server
    
    https://bugzilla.redhat.com/show_bug.cgi?id=736712
    Resolves: bug 736712
    Bug Description: Modifying ruv entry deadlocks server
    Reviewed by: nkinder (Thanks!)
    Branch: master
    Fix Description: Disallow modifying the RUV entry directly.  Server returns
    OPERATIONS_ERROR.  Error log says to use CLEANRUV task instead.
    Platforms tested: RHEL6 x86_64
    Flag Day: no
    Doc impact: no