diff options
| author | Eric Dumazet <edumazet@google.com> | 2013-10-21 05:47:30 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-10-22 00:49:39 +0200 |
| commit | 61c1db7fae21ed33c614356a43bf6580c5e53118 (patch) | |
| tree | 74e9756895dcf0006f57791684f6435d29c226ab /net/ipv6/udp_offload.c | |
| parent | ipv6: gso: make ipv6_gso_segment() stackable (diff) | |
| download | linux-61c1db7fae21ed33c614356a43bf6580c5e53118.tar.xz linux-61c1db7fae21ed33c614356a43bf6580c5e53118.zip | |
ipv6: sit: add GSO/TSO support
Now ipv6_gso_segment() is stackable, its relatively easy to
implement GSO/TSO support for SIT tunnels
Performance results, when segmentation is done after tunnel
device (as no NIC is yet enabled for TSO SIT support) :
Before patch :
lpq84:~# ./netperf -H 2002:af6:1153:: -Cc
MIGRATED TCP STREAM TEST from ::0 (::) port 0 AF_INET6 to 2002:af6:1153:: () port 0 AF_INET6
Recv Send Send Utilization Service Demand
Socket Socket Message Elapsed Send Recv Send Recv
Size Size Size Time Throughput local remote local remote
bytes bytes bytes secs. 10^6bits/s % S % S us/KB us/KB
87380 16384 16384 10.00 3168.31 4.81 4.64 2.988 2.877
After patch :
lpq84:~# ./netperf -H 2002:af6:1153:: -Cc
MIGRATED TCP STREAM TEST from ::0 (::) port 0 AF_INET6 to 2002:af6:1153:: () port 0 AF_INET6
Recv Send Send Utilization Service Demand
Socket Socket Message Elapsed Send Recv Send Recv
Size Size Size Time Throughput local remote local remote
bytes bytes bytes secs. 10^6bits/s % S % S us/KB us/KB
87380 16384 16384 10.00 5525.00 7.76 5.17 2.763 1.840
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/udp_offload.c')
| -rw-r--r-- | net/ipv6/udp_offload.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c index f63780ff3732..08e23b0bf302 100644 --- a/net/ipv6/udp_offload.c +++ b/net/ipv6/udp_offload.c @@ -65,6 +65,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb, SKB_GSO_UDP_TUNNEL | SKB_GSO_GRE | SKB_GSO_IPIP | + SKB_GSO_SIT | SKB_GSO_MPLS) || !(type & (SKB_GSO_UDP)))) goto out; |