doc: add some undocumented options to rbd-nbd

Signed-off-by: wangzhengyong@cmss.chinamobile.com
ceph · Mar 25, 2017 · d2bdda6 · d2bdda6
1 parent 6a771d1
commit d2bdda6
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/doc/man/8/rbd-nbd.rst b/doc/man/8/rbd-nbd.rst
@@ -28,11 +28,23 @@ Options
    Use *ceph.conf* configuration file instead of the default
    ``/etc/ceph/ceph.conf`` to determine monitor addresses during startup.
 
+.. option:: --read-only
+
+   Map readonly
+
 .. option:: --nbds_max *limit*
 
    Override the parameter of NBD kernel module when modprobe, used to
    limit the count of nbd device.
 
+.. option:: --max_part *limit*
+
+    Override for module param nbds_max
+
+.. option:: --exclusive
+
+   Forbid other clients write
+
 Image and snap specs
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