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authorRyoga Saito <contact@proelbtn.com>2021-08-17 11:39:37 +0300
committerPablo Neira Ayuso <pablo@netfilter.org>2021-08-30 02:51:36 +0300
commit7a3f5b0de3647c854e34269c3332d7a1e902901a (patch)
tree39039a7ed9680a98fa2bb36135f83d30ce708526 /Documentation/networking
parent7bc416f1471686faa8030cd5338f6a5370e01b25 (diff)
downloadlinux-7a3f5b0de3647c854e34269c3332d7a1e902901a.tar.xz
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 'Documentation/networking')
-rw-r--r--Documentation/networking/nf_conntrack-sysctl.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/networking/nf_conntrack-sysctl.rst b/Documentation/networking/nf_conntrack-sysctl.rst
index 024d784157c8..34ca762ea56f 100644
--- a/Documentation/networking/nf_conntrack-sysctl.rst
+++ b/Documentation/networking/nf_conntrack-sysctl.rst
@@ -184,6 +184,13 @@ nf_conntrack_gre_timeout_stream - INTEGER (seconds)
This extended timeout will be used in case there is an GRE stream
detected.
+nf_hooks_lwtunnel - BOOLEAN
+ - 0 - disabled (default)
+ - not 0 - enabled
+
+ If this option is enabled, the lightweight tunnel netfilter hooks are
+ enabled. This option cannot be disabled once it is enabled.
+
nf_flowtable_tcp_timeout - INTEGER (seconds)
default 30