0e1ebca sanlock: rem_lockspace EBUSY when orphans exist

Authored and Committed by teigland a year ago
    sanlock: rem_lockspace EBUSY when orphans exist
    
    If a lockspace has orphan resources, return -EBUSY for
    rem_lockspace rather than starting lockspace removal, but
    blocking the completion.  This allows the caller to properly
    clean up the orphans and then remove the lockspace.
    
        
file modified
+11 -0