release-notes: document rbd cli name validation override

Signed-off-by: Jason Dillaman <dillaman@redhat.com>

diff --git a/doc/release-notes.rst b/doc/release-notes.rst
index 1e7cf34c709a92364be93306eeed66424806dad0..9532c99eb8f8c2198b14651d18456cb06dc4f984 100644 (file)
--- a/doc/release-notes.rst
+++ b/doc/release-notes.rst
@@ -526,6 +526,14 @@ Upgrading from Infernalis
   This flag is important for the new object enumeration API and for
   new backends like BlueStore.
 
+* The rbd CLI no longer permits creating images and snapshots with potentially
+  ambiguous names (e.g. the '/' and '@' characters are disallowed). The
+  validation can be temporarily disabled by adding "--rbd-validate-names=false"
+  to the rbd CLI when creating an image or snapshot. It can also be disabled
+  by adding the following to the client section of the Ceph configuration file::
+
+    rbd validate names = false
+
 Notable Changes since v10.0.4
 -----------------------------