[NETFILTER]: Add new "nfnetlink_log" userspace packet logging facility

This is a generic (layer3 independent) version of what ipt_ULOG is already
doing for IPv4 today.  ipt_ULOG, ebt_ulog and finally also ip[6]t_LOG will
be deprecated by this mechanism in the long term.

Signed-off-by: Harald Welte <laforge@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
index f0eb23e..8296b38 100644
--- a/net/netfilter/Kconfig
+++ b/net/netfilter/Kconfig
@@ -11,3 +11,14 @@
 	  If this option isenabled, the kernel will include support
 	  for queueing packets via NFNETLINK.
 	  
+config NETFILTER_NETLINK_LOG
+	tristate "Netfilter LOG over NFNETLINK interface"
+	depends on NETFILTER_NETLINK
+	help
+	  If this option is enabled, the kernel will include support
+	  for logging packets via NFNETLINK.
+
+	  This obsoletes the existing ipt_ULOG and ebg_ulog mechanisms,
+	  and is also scheduled to replace the old syslog-based ipt_LOG
+	  and ip6t_LOG modules.
+