doc: zone/reverse: some more description

diff --git a/doc/reference.rst b/doc/reference.rst
index 031c457c35a531e096068816601305a0bd443827..48f90b2f9b3788cf3e28da7dbbc8cb8361fc67e9 100644 (file)
--- a/doc/reference.rst
+++ b/doc/reference.rst
@@ -3109,6 +3109,10 @@ This option triggers the automatic generation of reverse PTR records based on
 A/AAAA records in the specified zones. The entire generated zone is automatically
 stored in the journal.
 
+The auto-generated reverse zone is re-generated whenever any of the specified zones
+is updated. This includes the situation when reverse generation had failed due to
+some of the specified zones were not yet loaded or had expired.
+
 Current limitations:
 
 - Is slow for large zones (even when changing a little).