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authorSusant Sahani <ssahani@users.noreply.github.com>2016-10-07 19:16:18 +0530
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2016-10-07 09:46:18 -0400
commit16441027352ba442c6664c03af852606035c4a45 (patch)
tree1ba5c2b10b0a8cd23924b313b5c067353bc23f01 /src/network
parent171b53380085b1288b03b19a2b978f36a5c003d0 (diff)
networkd: remote checksum offload for vxlan (#4110)
This patch adds support to remote checksum checksum offload to VXLAN. This patch adds RemoteCheckSumTx and RemoteCheckSumRx vxlan configuration to enable remote checksum offload for transmit and receive on the VXLAN tunnel.
Diffstat (limited to 'src/network')
-rw-r--r--src/network/networkd-netdev-gperf.gperf2
-rw-r--r--src/network/networkd-netdev-vxlan.c8
-rw-r--r--src/network/networkd-netdev-vxlan.h2
3 files changed, 12 insertions, 0 deletions
diff --git a/src/network/networkd-netdev-gperf.gperf b/src/network/networkd-netdev-gperf.gperf
index 6dbb627f15..6b7ab7ab87 100644
--- a/src/network/networkd-netdev-gperf.gperf
+++ b/src/network/networkd-netdev-gperf.gperf
@@ -65,6 +65,8 @@ VXLAN.RouteShortCircuit, config_parse_bool, 0,
VXLAN.UDPCheckSum, config_parse_bool, 0, offsetof(VxLan, udpcsum)
VXLAN.UDP6ZeroCheckSumRx, config_parse_bool, 0, offsetof(VxLan, udp6zerocsumrx)
VXLAN.UDP6ZeroCheckSumTx, config_parse_bool, 0, offsetof(VxLan, udp6zerocsumtx)
+VXLAN.RemoteCheckSumTx, config_parse_bool, 0, offsetof(VxLan, remote_csum_tx)
+VXLAN.RemoteCheckSumRx, config_parse_bool, 0, offsetof(VxLan, remote_csum_rx)
VXLAN.FDBAgeingSec, config_parse_sec, 0, offsetof(VxLan, fdb_ageing)
VXLAN.GroupPolicyExtension, config_parse_bool, 0, offsetof(VxLan, group_policy)
VXLAN.MaximumFDBEntries, config_parse_unsigned, 0, offsetof(VxLan, max_fdb)
diff --git a/src/network/networkd-netdev-vxlan.c b/src/network/networkd-netdev-vxlan.c
index 724f9861be..706e52b698 100644
--- a/src/network/networkd-netdev-vxlan.c
+++ b/src/network/networkd-netdev-vxlan.c
@@ -112,6 +112,14 @@ static int netdev_vxlan_fill_message_create(NetDev *netdev, Link *link, sd_netli
if (r < 0)
return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_UDP_ZERO_CSUM6_RX attribute: %m");
+ r = sd_netlink_message_append_u8(m, IFLA_VXLAN_REMCSUM_TX, v->remote_csum_tx);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_REMCSUM_TX attribute: %m");
+
+ r = sd_netlink_message_append_u8(m, IFLA_VXLAN_REMCSUM_RX, v->remote_csum_rx);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_REMCSUM_RX attribute: %m");
+
r = sd_netlink_message_append_u16(m, IFLA_VXLAN_PORT, htobe16(v->dest_port));
if (r < 0)
return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_PORT attribute: %m");
diff --git a/src/network/networkd-netdev-vxlan.h b/src/network/networkd-netdev-vxlan.h
index 4614c66fd1..3906820afb 100644
--- a/src/network/networkd-netdev-vxlan.h
+++ b/src/network/networkd-netdev-vxlan.h
@@ -50,6 +50,8 @@ struct VxLan {
bool udpcsum;
bool udp6zerocsumtx;
bool udp6zerocsumrx;
+ bool remote_csum_tx;
+ bool remote_csum_rx;
bool group_policy;
struct ifla_vxlan_port_range port_range;