tree bd386c8a31bf40889fe7c517f176eca9695a718e
parent d5e3a0c6f5376e0d76143edb2c1622efd77f995f
author Jens Axboe <axboe@kernel.dk> 1317801413 +0200
committer Jens Axboe <axboe@kernel.dk> 1317801413 +0200

Print usage if no arguments are given

Signed-off-by: Jens Axboe <axboe@kernel.dk>