From: John Spray <john.spray@redhat.com>
Date: Tue, 22 May 2018 17:55:00 +0000 (+0100)
Subject: doc/mgr: mention how to clear config setting
X-Git-Tag: v14.0.1~1250^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=0ab068d0dd5822c2ce838fd56a3c7f1ec74ddace;p=ceph.git

doc/mgr: mention how to clear config setting

Signed-off-by: John Spray <john.spray@redhat.com>
---

diff --git a/doc/mgr/plugins.rst b/doc/mgr/plugins.rst
index 2dc3b56c023a..d2053e090d25 100644
--- a/doc/mgr/plugins.rst
+++ b/doc/mgr/plugins.rst
@@ -113,6 +113,8 @@ Hints for using config options:
   value will become visible to `get_config` immediately, although the
   mon->mgr update is asynchronous, so `config set` will return a fraction
   of a second before the new value is visible on the mgr.
+* To delete a config value (i.e. revert to default), just pass ``None`` to
+  set_config.
 
 .. py:currentmodule:: mgr_module
 .. automethod:: MgrModule.get_config