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veth: sctp: add NETIF_F_SCTP_CRC to device features

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Commit b17c706987 ("loopback: sctp: add NETIF_F_SCTP_CSUM to device
features") added NETIF_F_SCTP_CRC to device features for lo device to
improve the performance of sctp over lo.

This patch is to add NETIF_F_SCTP_CRC to device features for veth to
improve the performance of sctp over veth.

Before this patch:
  ip netns exec cs_client netperf -H 10.167.12.2 -t SCTP_STREAM -- -m 10K
  Recv   Send    Send
  Socket Socket  Message  Elapsed
  Size   Size    Size     Time     Throughput
  bytes  bytes   bytes    secs.    10^6bits/sec

  212992 212992  10240    10.00    1117.16

After this patch:
  ip netns exec cs_client netperf -H 10.167.12.2 -t SCTP_STREAM -- -m 10K
  Recv   Send    Send
  Socket Socket  Message  Elapsed
  Size   Size    Size     Time     Throughput
  bytes  bytes   bytes    secs.    10^6bits/sec

  212992 212992  10240    10.20    1415.22

Tested-by: Li Shuang <tjlishuang@yeah.net>
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long 2016-08-25 13:21:49 +08:00 committed by David S. Miller
parent 9a0a5c4cb1
commit c80fafbbb5
1 changed files with 1 additions and 1 deletions
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2
drivers/net/veth.c
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@ -313,7 +313,7 @@ static const struct net_device_ops veth_netdev_ops = {
};
#define VETH_FEATURES (NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HW_CSUM | \
NETIF_F_RXCSUM | NETIF_F_HIGHDMA | \
NETIF_F_RXCSUM | NETIF_F_SCTP_CRC | NETIF_F_HIGHDMA | \
NETIF_F_GSO_SOFTWARE | NETIF_F_GSO_ENCAP_ALL | \
NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | \
NETIF_F_HW_VLAN_STAG_TX | NETIF_F_HW_VLAN_STAG_RX )