1 files changed, 11 insertions, 0 deletions

diff --git a/net/xfrm/Kconfig b/net/xfrm/Kconfig
index 0faab6332586..d385a7869436 100644
--- a/net/xfrm/Kconfig
+++ b/net/xfrm/Kconfig
@@ -24,6 +24,17 @@ config XFRM_SUB_POLICY
 
           If unsure, say N.
 
+config XFRM_MIGRATE
+        bool "Transformation migrate database (EXPERIMENTAL)"
+        depends on XFRM && EXPERIMENTAL
+        ---help---
+          A feature to update locator(s) of a given IPsec security
+          association dynamically.  This feature is required, for
+          instance, in a Mobile IPv6 environment with IPsec configuration
+          where mobile nodes change their attachment point to the Internet.
+
+          If unsure, say N.
+
 config NET_KEY
         tristate "PF_KEY sockets"
         select XFRM