This also includes a couple of whitespace cleanups. Most man pages
don't leave spaces between directives.
Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Initial content was taken from the kernel commits (Jens Axboe).
Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>