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| author | Eric Garver <e@erig.me> | 2017-10-10 16:54:44 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-10-10 16:38:34 -0700 |
| commit | b8226962b1c49c784aeddb9d2fafbf53dfdc2190 (patch) | |
| tree | 838a6a361a81ff5f613371bcdfcd2113270b0fab /net/openvswitch/flow_netlink.c | |
| parent | 833e0e2f24fd0525090878f71e129a8a4cb8bf78 (diff) | |
| download | talos-obmc-linux-b8226962b1c49c784aeddb9d2fafbf53dfdc2190.tar.gz talos-obmc-linux-b8226962b1c49c784aeddb9d2fafbf53dfdc2190.zip | |
openvswitch: add ct_clear action
This adds a ct_clear action for clearing conntrack state. ct_clear is
currently implemented in OVS userspace, but is not backed by an action
in the kernel datapath. This is useful for flows that may modify a
packet tuple after a ct lookup has already occurred.
Signed-off-by: Eric Garver <e@erig.me>
Acked-by: Pravin B Shelar <pshelar@ovn.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/openvswitch/flow_netlink.c')
| -rw-r--r-- | net/openvswitch/flow_netlink.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c index fc0ca9a89b8e..dc0d79092e74 100644 --- a/net/openvswitch/flow_netlink.c +++ b/net/openvswitch/flow_netlink.c @@ -76,6 +76,7 @@ static bool actions_may_change_flow(const struct nlattr *actions) break; case OVS_ACTION_ATTR_CT: + case OVS_ACTION_ATTR_CT_CLEAR: case OVS_ACTION_ATTR_HASH: case OVS_ACTION_ATTR_POP_ETH: case OVS_ACTION_ATTR_POP_MPLS: @@ -2528,6 +2529,7 @@ static int __ovs_nla_copy_actions(struct net *net, const struct nlattr *attr, [OVS_ACTION_ATTR_SAMPLE] = (u32)-1, [OVS_ACTION_ATTR_HASH] = sizeof(struct ovs_action_hash), [OVS_ACTION_ATTR_CT] = (u32)-1, + [OVS_ACTION_ATTR_CT_CLEAR] = 0, [OVS_ACTION_ATTR_TRUNC] = sizeof(struct ovs_action_trunc), [OVS_ACTION_ATTR_PUSH_ETH] = sizeof(struct ovs_action_push_eth), [OVS_ACTION_ATTR_POP_ETH] = 0, @@ -2669,6 +2671,9 @@ static int __ovs_nla_copy_actions(struct net *net, const struct nlattr *attr, skip_copy = true; break; + case OVS_ACTION_ATTR_CT_CLEAR: + break; + case OVS_ACTION_ATTR_PUSH_ETH: /* Disallow pushing an Ethernet header if one * is already present */ |
