rgw/doc: Replace underscores with spaces for config opt

Also fixes a gramatical error in the documentation text
itself.

Signed-off-by: Tobias Urdin <tobias.urdin@binero.com>

diff --git a/doc/radosgw/keystone.rst b/doc/radosgw/keystone.rst
index b0b7dd84793218e4f8aee96a35c71a68ab65f742..20edc3d2428ab7477dfdc77795b86decb1a3bb38 100644 (file)
--- a/doc/radosgw/keystone.rst
+++ b/doc/radosgw/keystone.rst
@@ -166,10 +166,10 @@ Service tokens can be enabled to support RadosGW Keystone integration
 to allow expired tokens when coupled with a valid service token in the request.
 
 Enable the support with ``rgw keystone service token enabled`` and use the
-``rgw keystone service token accepted roles`` to specify which roles are considered
+``rgw keystone service token accepted roles`` option to specify which roles are considered
 service roles.
 
-The ``rgw_keystone_expired_token_cache_expiration`` option can be used to tune the cache
+The ``rgw keystone expired token cache expiration`` option can be used to tune the cache
 expiration for an expired token allowed with a service token, please note that this must
 be lower than the ``[token]/allow_expired_window`` option in the Keystone configuration.