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linux/net
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Eric Dumazet cb32f511a7 ipip: add GSO/TSO support 
Now inet_gso_segment() is stackable, its relatively easy to
implement GSO/TSO support for IPIP

Performance results, when segmentation is done after tunnel
device (as no NIC is yet enabled for TSO IPIP support) :

Before patch :

lpq83:~# ./netperf -H 7.7.9.84 -Cc
MIGRATED TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 7.7.9.84 () port 0 AF_INET
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      3357.88   5.09     3.70     2.983   2.167

After patch :

lpq83:~# ./netperf -H 7.7.9.84 -Cc
MIGRATED TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 7.7.9.84 () port 0 AF_INET
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      7710.19   4.52     6.62     1.152   1.687

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-10-19 19:36:19 -04:00
..
9p for-linus-3.12-merge minor 9p fixes and tweaks for 3.12 merge window 2013-09-11 12:34:13 -07:00
802 mrp: add periodictimer to allow retries when packets get lost 2013-09-23 16:53:52 -04:00
8021q net: 8021q/bluetooth/bridge/can/ceph: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
appletalk net: proc_fs: trivial: print UIDs as unsigned int 2013-08-15 14:37:46 -07:00
atm net: always pass struct netdev_notifier_info to netdevice notifiers 2013-05-28 21:58:54 -07:00
ax25 ax25: cleanup a range test 2013-10-18 13:56:07 -04:00
batman-adv batman-adv: Add dummy soft-interface rx mode handler 2013-10-12 17:17:12 +02:00
bluetooth net: 8021q/bluetooth/bridge/can/ceph: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
bridge net: 8021q/bluetooth/bridge/can/ceph: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
caif caif: Add missing braces to multiline if in cfctrl_linkup_request 2013-09-05 14:31:02 -04:00
can net: 8021q/bluetooth/bridge/can/ceph: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
ceph net: 8021q/bluetooth/bridge/can/ceph: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
core ipip: add GSO/TSO support 2013-10-19 19:36:19 -04:00
dcb
dccp net: dccp: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
decnet netfilter: pass hook ops to hookfn 2013-10-14 11:29:31 +02:00
dns_resolver net: strict_strtoul is obsolete, use kstrtoul instead 2013-07-12 16:09:14 -07:00
dsa net: dsa: inherit addr_assign_type along with dev_addr 2013-09-03 20:57:49 -04:00
ethernet ethernet: use likely() for common Ethernet encap 2013-09-30 21:52:53 -07:00
ieee802154 6lowpan: Sync default hardware address of lowpan links to their wpan 2013-10-08 15:28:37 -04:00
ipv4 ipip: add GSO/TSO support 2013-10-19 19:36:19 -04:00
ipv6 ipip: add GSO/TSO support 2013-10-19 19:36:19 -04:00
ipx net: proc_fs: trivial: print UIDs as unsigned int 2013-08-15 14:37:46 -07:00
irda net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
iucv net: delete __cpuinit usage from all net files 2013-07-14 19:36:58 -04:00
key xfrm: Remove rebundant address family checking 2013-08-07 10:12:58 +02:00
l2tp net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
lapb net/lapb: re-send packets on timeout 2013-09-23 16:52:45 -04:00
llc llc: Use normal etherdevice.h tests 2013-09-03 22:34:47 -04:00
mac80211 net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
mac802154 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-04-30 03:55:20 -04:00
mpls ipip: add GSO/TSO support 2013-10-19 19:36:19 -04:00
netfilter net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
netlabel inet: includes a sock_common in request_sock 2013-10-10 00:08:07 -04:00
netlink net: netlink: filter particular protocols from analyzers 2013-09-06 14:43:48 -04:00
netrom net: Convert uses of typedef ctl_table to struct ctl_table 2013-06-13 02:36:09 -07:00
nfc NFC: Update secure element state 2013-08-14 01:13:40 +02:00
openvswitch net ipv4: Convert ipv4.ip_local_port_range to be per netns v3 2013-09-30 21:59:38 -07:00
packet net: packet: use reciprocal_divide in fanout_demux_hash 2013-08-29 16:43:29 -04:00
phonet net: proc_fs: trivial: print UIDs as unsigned int 2013-08-15 14:37:46 -07:00
rds net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
rfkill Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-09-05 14:54:29 -07:00
rose net: Convert uses of typedef ctl_table to struct ctl_table 2013-06-13 02:36:09 -07:00
rxrpc net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
sched em_ipset: use dev_net() accessor 2013-10-18 16:23:06 -04:00
sctp ipv6: make lookups simpler and faster 2013-10-09 00:01:25 -04:00
sunrpc net: fix build errors if ipv6 is disabled 2013-10-09 13:04:03 -04:00
tipc net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
unix unix_diag: fix info leak 2013-10-02 16:08:24 -04:00
vmw_vsock Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-08-16 15:37:26 -07:00
wimax net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
wireless net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
x25 x25: add a sanity check parsing X.25 facilities 2013-09-04 00:27:27 -04:00
xfrm net: misc: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
compat.c net: heap overflow in __audit_sockaddr() 2013-10-03 16:05:14 -04:00
Kconfig Remove GENERIC_HARDIRQ config option 2013-09-13 15:09:52 +02:00
Makefile MPLS: Add limited GSO support 2013-05-27 22:50:59 -07:00
nonet.c
socket.c net: heap overflow in __audit_sockaddr() 2013-10-03 16:05:14 -04:00
sysctl_net.c net: Update the sysctl permissions handler to test effective uid/gid 2013-10-07 15:57:56 -04:00