On Mon, Mar 03, 2025 at 08:43:14PM +0800, Ming Lei wrote: > The argument of '-a' doesn't follow any value, so fix it by putting it > with '-z' together. > > Fixes: ed5820a7e918 ("selftests: ublk: add ublk zero copy test") Looks good. Reviewed-by: Keith Busch <kbusch@xxxxxxxxxx>