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-rw-r--r--docs/about/deprecated.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst
index 4e0eb2fe02..1c8c8c34c4 100644
--- a/docs/about/deprecated.rst
+++ b/docs/about/deprecated.rst
@@ -469,3 +469,11 @@ Migration
 ``skipped`` field in Migration stats has been deprecated.  It hasn't
 been used for more than 10 years.
 
+``inc`` migrate command option (since 8.2)
+''''''''''''''''''''''''''''''''''''''''''
+
+Use blockdev-mirror with NBD instead.
+
+As an intermediate step the ``inc`` functionality can be achieved by
+setting the ``block-incremental`` migration parameter to ``true``.
+But this parameter is also deprecated.