On Wed, Mar 20, 2019 at 08:45:21AM +0000, Li,Rongqing wrote: > Read, but no clear where are wrong What is the purpose of the other Signed-off-by's you've added? What are they supposed to express? When you answer those questions to yourself, read 12) When to use Acked-by:, Cc:, and Co-developed-by: and 13) Using Reported-by:, Tested-by:, Reviewed-by:, Suggested-by: and Fixes: sections and see if that rings any bells. -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. --