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-rw-r--r--net/xfrm/Kconfig27
1 files changed, 23 insertions, 4 deletions
diff --git a/net/xfrm/Kconfig b/net/xfrm/Kconfig
index d7b16f2c23e9..4a62817a88f8 100644
--- a/net/xfrm/Kconfig
+++ b/net/xfrm/Kconfig
@@ -110,14 +110,17 @@ config XFRM_IPCOMP
select CRYPTO_DEFLATE
config NET_KEY
- tristate "PF_KEY sockets"
+ tristate "PF_KEY sockets (deprecated)"
select XFRM_ALGO
help
PF_KEYv2 socket family, compatible to KAME ones.
- They are required if you are going to use IPsec tools ported
- from KAME.
- Say Y unless you know what you are doing.
+ The PF_KEYv2 socket interface is deprecated and
+ scheduled for removal. All maintained IKE daemons
+ no longer need PF_KEY sockets. Please use the netlink
+ interface (XFRM_USER) to configure IPsec.
+
+ If unsure, say N.
config NET_KEY_MIGRATE
bool "PF_KEY MIGRATE"
@@ -135,6 +138,22 @@ config NET_KEY_MIGRATE
If unsure, say N.
+config XFRM_IPTFS
+ tristate "IPsec IP-TFS/AGGFRAG (RFC 9347) encapsulation support"
+ depends on XFRM
+ help
+ Information on the IP-TFS/AGGFRAG encapsulation can be found
+ in RFC 9347. This feature supports demand driven (i.e.,
+ non-constant send rate) IP-TFS to take advantage of the
+ AGGFRAG ESP payload encapsulation. This payload type
+ supports aggregation and fragmentation of the inner IP
+ packet stream which in turn yields higher small-packet
+ bandwidth as well as reducing MTU/PMTU issues. Congestion
+ control is unimplementated as the send rate is demand driven
+ rather than constant.
+
+ If unsure, say N.
+
config XFRM_ESPINTCP
bool