Address review comments.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

docs/reference/commandline/create.md

@@ -83,7 +83,7 @@ Creates a new container.
                                     If 'host-src' is missing, then docker creates a new volume.
                                     If neither 'rw' or 'ro' is specified then the volume is mounted
                                     in read-write mode.
-      --volume-driver=""            Optional volume driver for the container
+      --volume-driver=""            Container's volume driver
       --volumes-from=[]             Mount volumes from the specified container(s)
       -w, --workdir=""              Working directory inside the container
 

docs/reference/commandline/run.md

@@ -84,7 +84,7 @@ parent = "smn_cli"
                                     If 'host-src' is missing, then docker creates a new volume.
                                     If neither 'rw' or 'ro' is specified then the volume is mounted
                                     in read-write mode.
-      --volume-driver=""            Optional volume driver for the container
+      --volume-driver=""            Container's volume driver
       --volumes-from=[]             Mount volumes from the specified container(s)
       -w, --workdir=""              Working directory inside the container
 

man/docker-create.1.md

@@ -307,11 +307,9 @@ any options, the systems uses the following options:
    Bind mount a volume (e.g., from the host: -v /host:/container, from Docker: -v /container)
 
 **--volume-driver**=""
-   Optional volume driver for the container
-
-   If the container has a volume either from the `VOLUME` instruction in a
-   Dockerfile or the `-v` flag, a driver can be specified to create the volumes
-   with. See **docker-volume-create(1)** for full details.
+   Container's volume driver. This driver creates volumes specified either from
+   a Dockerfile's `VOLUME` instruction or from the `docker run -v` flag.
+   See **docker-volume-create(1)** for full details.
 
 **--volumes-from**=[]
    Mount volumes from the specified container(s)

man/docker-run.1.md

@@ -514,11 +514,9 @@ If you supply the `/foo` value, Docker creates a bind-mount. If you supply
 the `foo` specification, Docker creates a named volume.
 
 **--volume-driver**=""
-   Optional volume driver for the container
-
-   If the container has a volume either from the `VOLUME` instruction in a
-   Dockerfile or the `-v` flag, a driver can be specified to create the volumes
-   with. See **docker-volume-create(1)** for full details.
+   Container's volume driver. This driver creates volumes specified either from
+   a Dockerfile's `VOLUME` instruction or from the `docker run -v` flag.
+   See **docker-volume-create(1)** for full details.
 
 **--volumes-from**=[]
    Mount volumes from the specified container(s)