AuxXxilium/linux_dsm_epyc7002
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cb32f511a7
linux_dsm_epyc7002/net/ipv6
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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
..
netfilter netfilter: nf_tables: complete net namespace support 2013-10-14 18:00:59 +02:00
addrconf_core.c ipv6: move in6_dev_finish_destroy() into core kernel 2013-08-31 22:30:00 -04:00
addrconf.c ipv6: Fix preferred_lft not updating in some cases 2013-09-30 15:06:19 -04:00
addrlabel.c ipv6: fix null pointer dereference in __ip6addrlbl_add 2013-09-04 14:14:53 -04:00
af_inet6.c ipv6: make lookups simpler and faster 2013-10-09 00:01:25 -04:00
ah6.c ipv6:introduce function to find route for redirect 2013-09-05 12:44:31 -04:00
anycast.c
datagram.c ipv6: make lookups simpler and faster 2013-10-09 00:01:25 -04:00
esp6.c ipv6:introduce function to find route for redirect 2013-09-05 12:44:31 -04:00
exthdrs_core.c
exthdrs_offload.c
exthdrs.c ipv6/exthdrs: accept tlv which includes only padding 2013-09-11 15:52:27 -04:00
fib6_rules.c fib6_rules: fix indentation 2013-09-11 16:16:29 -04:00
icmp.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-09-05 14:58:52 -04:00
inet6_connection_sock.c inet: rename ir_loc_port to ir_num 2013-10-10 14:37:35 -04:00
inet6_hashtables.c ipv6: make lookups simpler and faster 2013-10-09 00:01:25 -04:00
ip6_checksum.c
ip6_fib.c ipv6: compare sernum when walking fib for /proc/net/ipv6_route as safety net 2013-09-27 17:32:17 -04:00
ip6_flowlabel.c
ip6_gre.c ipv6: Fix the upper MTU limit in GRE tunnel 2013-10-08 16:32:40 -04:00
ip6_icmp.c
ip6_input.c net: add SNMP counters tracking incoming ECN bits 2013-08-08 22:24:59 -07:00
ip6_offload.c ipip: add GSO/TSO support 2013-10-19 19:36:19 -04:00
ip6_offload.h
ip6_output.c ipv6: udp packets following an UFO enqueued packet need also be handled by UFO 2013-09-24 11:43:05 -04:00
ip6_tunnel.c ipv6: Allow the MTU of ipip6 tunnel to be set below 1280 2013-10-07 12:32:26 -04:00
ip6_vti.c ipv6: Add support for IPsec virtual tunnel interfaces 2013-10-10 12:00:01 +02:00
ip6mr.c tunnels: harmonize cleanup done on skb on rx path 2013-09-04 00:27:26 -04:00
ipcomp6.c ipv6:introduce function to find route for redirect 2013-09-05 12:44:31 -04:00
ipv6_sockglue.c ipv6: make lookups simpler and faster 2013-10-09 00:01:25 -04:00
Kconfig ipv6: Add support for IPsec virtual tunnel interfaces 2013-10-10 12:00:01 +02:00
Makefile ipv6: Add support for IPsec virtual tunnel interfaces 2013-10-10 12:00:01 +02:00
mcast.c ipv6 mcast: use in6_dev_put in timer handlers instead of __in6_dev_put 2013-09-30 22:28:58 -07:00
mip6.c
ndisc.c ipv6: don't call fib6_run_gc() until routing is ready 2013-09-11 17:04:09 -04:00
netfilter.c
output_core.c ipv6: move ip6_local_out into core kernel 2013-08-31 22:30:00 -04:00
ping.c ipv6: make lookups simpler and faster 2013-10-09 00:01:25 -04:00
proc.c net: add SNMP counters tracking incoming ECN bits 2013-08-08 22:24:59 -07:00
protocol.c
raw.c ipv6: make lookups simpler and faster 2013-10-09 00:01:25 -04:00
reassembly.c ipv6: drop packets with multiple fragmentation headers 2013-08-20 00:11:24 -07:00
route.c ipv6: Not need to set fl6.flowi6_flags as zero 2013-09-30 19:14:11 -04:00
sit.c sit: allow to use rtnl ops on fb tunnel 2013-10-01 12:55:53 -04:00
syncookies.c inet: rename ir_loc_port to ir_num 2013-10-10 14:37:35 -04:00
sysctl_net_ipv6.c
tcp_ipv6.c inet: rename ir_loc_port to ir_num 2013-10-10 14:37:35 -04:00
tcpv6_offload.c tcp: rename tcp_tso_segment() 2013-10-18 13:38:39 -04:00
tunnel6.c
udp_impl.h net: ipv4/ipv6: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
udp_offload.c ipip: add GSO/TSO support 2013-10-19 19:36:19 -04:00
udp.c ipv6: make lookups simpler and faster 2013-10-09 00:01:25 -04:00
udplite.c
xfrm6_input.c
xfrm6_mode_beet.c
xfrm6_mode_ro.c
xfrm6_mode_transport.c
xfrm6_mode_tunnel.c ipv6: Add a receive path hook for vti6 in xfrm6_mode_tunnel. 2013-10-09 13:16:36 +02:00
xfrm6_output.c xfrm: revert ipv4 mtu determination to dst_mtu 2013-08-26 12:40:53 +02:00
xfrm6_policy.c
xfrm6_state.c xfrm: make local error reporting more robust 2013-08-14 13:07:12 +02:00
xfrm6_tunnel.c