c4828ed dlm_tool man: add command "joinleave" & "USAGE"

1 file Authored by Heming Zhao 2 years ago, Committed by teigland 2 years ago,
    dlm_tool man: add command "joinleave" & "USAGE"
    
    add missing command "joinleave".
    add "USAGE" section to show detail usage.
    
    Signed-off-by: Heming Zhao <heming.zhao@suse.com>
    
        
file modified
+80 -0