Signed-off-by: Shinta Sugimoto <[EMAIL PROTECTED]>
diff --git a/net/xfrm/Kconfig b/net/xfrm/Kconfig
index 0faab63..fbaab2f 100644
--- a/net/xfrm/Kconfig
+++ b/net/xfrm/Kconfig
@@ -34,4 +41,14 @@ config NET_KEY
Say Y unless you know what you are doing.
+config NET_KEY_MIGRATE
+ bool "PF_KEY MIGRATE (EXPERIMENTAL)"
+ depends on NET_KEY && EXPERIMENTAL
+ select XFRM_MIGRATE
+ ---help---
+ Add a PF_KEY MIGRATE message to PF_KEYv2 socket family.
+ The PF_KEY MIGRATE message is used to dynamically update
+ locator(s) of a given IPsec security association. This feature
+ is required, for instance, in a Mobile IPv6 environment where
+ a mobile node changes its attachment point to the Internet.
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