netdev - [RFC][PATCH][XFRM][5/5] extension to XFRM for dynamic endpoint update (MIGRATE)

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Message-Id: <20070201114626.E2C5.SHINTA@sfc.wide.ad.jp>
Date:	Thu, 01 Feb 2007 13:10:42 +0900
From:	Shinta Sugimoto <shinta@....wide.ad.jp>
To:	netdev@...r.kernel.org
Cc:	Francis Dupont <Francis.Dupont@...nt6.net>,
	Masahide Nakamura <nakam@...ux-ipv6.org>,
	usagi-core@...ux-ipv6.org
Subject: [RFC][PATCH][XFRM][5/5] extension to XFRM for dynamic endpoint update (MIGRATE)

Signed-off-by: Shinta Sugimoto <shinta@....wide.ad.jp>

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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