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authorRyoga Saito <contact@proelbtn.com>2021-08-17 08:39:37 +0000
committerPablo Neira Ayuso <pablo@netfilter.org>2021-08-30 01:51:36 +0200
commit7a3f5b0de3647c854e34269c3332d7a1e902901a (patch)
tree39039a7ed9680a98fa2bb36135f83d30ce708526 /net/core
parent7bc416f1471686faa8030cd5338f6a5370e01b25 (diff)
netfilter: add netfilter hooks to SRv6 data plane
This patch introduces netfilter hooks for solving the problem that conntrack couldn't record both inner flows and outer flows. This patch also introduces a new sysctl toggle for enabling lightweight tunnel netfilter hooks. Signed-off-by: Ryoga Saito <contact@proelbtn.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/lwtunnel.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/core/lwtunnel.c b/net/core/lwtunnel.c
index d0ae987d2de9..2820aca2173a 100644
--- a/net/core/lwtunnel.c
+++ b/net/core/lwtunnel.c
@@ -23,6 +23,9 @@
#include <net/ip6_fib.h>
#include <net/rtnh.h>
+DEFINE_STATIC_KEY_FALSE(nf_hooks_lwtunnel_enabled);
+EXPORT_SYMBOL_GPL(nf_hooks_lwtunnel_enabled);
+
#ifdef CONFIG_MODULES
static const char *lwtunnel_encap_str(enum lwtunnel_encap_types encap_type)