This way it can be used to fast cancel/undo the last command.
Also make the tip message a litter bit nicer..
Signed-off-by: xie xingguo <xie.xingguo@zte.com.cn>
There is a lot of good stuff going on here, but nobody is investing in xio
and it is not expected to be the path forward for RDMA. If that ever
changes, we can resurrect the code. Until then, let's clean up the tree
and reduce friction for changes going forward.
Signed-off-by: Sage Weil <sage@redhat.com>