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linux/net/ipv4
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Eric Dumazet ccdbb6e96b tcp: tcp_transmit_skb() optimizations 
1) We need to take a timestamp only for skb that should be cloned.

Other skbs are not in write queue and no rtt estimation is done on them.

2) the unlikely() hint is wrong for receivers (they send pure ACK)

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: MF Nowlan <fitz@cs.yale.edu>
Cc: Yuchung Cheng <ycheng@google.com>
Cc: Neal Cardwell <ncardwell@google.com>
Acked-By: Yuchung Cheng <ycheng@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-10-11 17:48:18 -04:00
..
netfilter
netfilter: synproxy: fix BUG_ON triggered by corrupt TCP packets
2013-09-30 12:44:38 +02:00
af_inet.c
udp: ipv4: Add udp early demux
2013-10-08 16:27:33 -04:00
ah4.c
ipv4: properly refresh rtable entries on pmtu/redirect events
2013-06-03 00:07:42 -07:00
arp.c
net: neighbour: Remove CONFIG_ARPD
2013-09-03 21:41:43 -04:00
cipso_ipv4.c
cipso: don't follow a NULL pointer when setsockopt() is called
2012-07-18 09:01:12 -07:00
datagram.c
ipv4: Add a socket release callback for datagram sockets
2013-01-21 14:17:05 -05:00
devinet.c
net: igmp: Allow user-space configuration of igmp unsolicited report interval
2013-08-09 11:27:46 -07:00
esp4.c
net: esp{4,6}: fix potential MTU calculation overflows
2013-08-05 12:26:50 -07:00
fib_frontend.c
netlink: fix splat in skb_clone with large messages
2013-06-27 22:44:16 -07:00
fib_lookup.h
ipv4: Fix nexthop caching wrt. scoping.
2011-03-24 18:06:47 -07:00
fib_rules.c
fib_rules: fix suppressor names and default values
2013-08-03 10:40:23 -07:00
fib_semantics.c
ipv4: use next hop exceptions also for input routes
2013-06-28 21:27:47 -07:00
fib_trie.c
fib_trie: only calc for the un-first node
2013-10-10 00:08:07 -04:00
gre_demux.c
net: gre: move GSO functions to gre_offload
2013-07-03 14:37:39 -07:00
gre_offload.c
gso: Update tunnel segmentation to support Tx checksum offload
2013-07-11 12:18:49 -07:00
icmp.c
ipv4: processing ancillary IP_TOS or IP_TTL
2013-09-28 15:21:52 -07:00
igmp.c
ipv4 igmp: use in_dev_put in timer handlers instead of __in_dev_put
2013-09-30 22:28:56 -07:00
inet_connection_sock.c
inet: rename ir_loc_port to ir_num
2013-10-10 14:37:35 -04:00
inet_diag.c
inet: includes a sock_common in request_sock
2013-10-10 00:08:07 -04:00
inet_fragment.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
2013-07-09 18:24:39 -07:00
inet_hashtables.c
tcp/dccp: remove twchain
2013-10-08 23:19:24 -04:00
inet_lro.c
ipv4: replace ip_fast_csum with csum_replace2
2013-03-15 09:12:25 -04:00
inet_timewait_sock.c
tcp/dccp: remove twchain
2013-10-08 23:19:24 -04:00
inetpeer.c
ip: generate unique IP identificator if local fragmentation is allowed
2013-09-19 14:11:15 -04:00
ip_forward.c
ipv4: introduce rt_uses_gateway
2012-10-08 17:42:36 -04:00
ip_fragment.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-04-22 20:32:51 -04:00
ip_gre.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-08-16 15:37:26 -07:00
ip_input.c
net: add SNMP counters tracking incoming ECN bits
2013-08-08 22:24:59 -07:00
ip_options.c
net/ipv4: Ensure that location of timestamp option is stored
2013-03-12 05:35:39 -04:00
ip_output.c
ipv4: processing ancillary IP_TOS or IP_TTL
2013-09-28 15:21:52 -07:00
ip_sockglue.c
net: ipv4 only populate IP_PKTINFO when needed
2013-10-08 16:27:33 -04:00
ip_tunnel_core.c
ip_tunnel_core: Change __skb_push back to skb_push
2013-10-01 12:42:16 -04:00
ip_tunnel.c
ip_tunnel: Remove double unregister of the fallback device
2013-10-01 12:42:16 -04:00
ip_vti.c
{ipv4,xfrm}: Introduce xfrm_tunnel_notifier for xfrm tunnel mode callback
2013-08-28 09:22:17 +02:00
ipcomp.c
ipv4: properly refresh rtable entries on pmtu/redirect events
2013-06-03 00:07:42 -07:00
ipconfig.c
ipconfig: add informative timeout messages while waiting for carrier
2013-04-02 14:35:33 -04:00
ipip.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-09-05 14:58:52 -04:00
ipmr.c
ip: generate unique IP identificator if local fragmentation is allowed
2013-09-19 14:11:15 -04:00
Kconfig
net: neighbour: Remove CONFIG_ARPD
2013-09-03 21:41:43 -04:00
Makefile
net: gre: move GSO functions to gre_offload
2013-07-03 14:37:39 -07:00
netfilter.c
netfilter: add my copyright statements
2013-04-18 20:27:55 +02:00
ping.c
net: fix build errors if ipv6 is disabled
2013-10-09 13:04:03 -04:00
proc.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-08-16 15:37:26 -07:00
protocol.c
ipv4: Disallow non-namespace aware protocols to register.
2013-02-05 14:42:23 -05:00
raw.c
net: ipv4 only populate IP_PKTINFO when needed
2013-10-08 16:27:33 -04:00
route.c
ipv4: fix ineffective source address selection
2013-10-07 15:26:46 -04:00
syncookies.c
inet: rename ir_loc_port to ir_num
2013-10-10 14:37:35 -04:00
sysctl_net_ipv4.c
net ipv4: Convert ipv4.ip_local_port_range to be per netns v3
2013-09-30 21:59:38 -07:00
tcp_bic.c
tcp: fix undo after RTO for BIC
2012-01-20 14:17:26 -05:00
tcp_cong.c
tcp: remove Appropriate Byte Count support
2013-02-05 14:51:16 -05:00
tcp_cubic.c
tcp: cubic: fix bug in bictcp_acked()
2013-08-07 10:35:08 -07:00
tcp_diag.c
inet_diag: Rename inet_diag_req into inet_diag_req_v2
2012-01-11 12:56:06 -08:00
tcp_fastopen.c
tcp: add server ip to encrypt cookie in fast open
2013-08-10 00:35:33 -07:00
tcp_highspeed.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_htcp.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_hybla.c
tcp: bool conversions
2012-05-17 14:59:59 -04:00
tcp_illinois.c
net: fix divide by zero in tcp algorithm illinois
2012-11-01 11:55:59 -04:00
tcp_input.c
tcp: use ACCESS_ONCE() in tcp_update_pacing_rate()
2013-10-10 00:08:07 -04:00
tcp_ipv4.c
inet: includes a sock_common in request_sock
2013-10-10 00:08:07 -04:00
tcp_lp.c
Fix common misspellings
2011-03-31 11:26:23 -03:00
tcp_memcontrol.c
memcg: rename RESOURCE_MAX to RES_COUNTER_MAX
2013-09-12 15:38:02 -07:00
tcp_metrics.c
inet: includes a sock_common in request_sock
2013-10-10 00:08:07 -04:00
tcp_minisocks.c
ipv6: make lookups simpler and faster
2013-10-09 00:01:25 -04:00
tcp_offload.c
net: tcp: move GRO/GSO functions to tcp_offload
2013-06-07 14:39:05 -07:00
tcp_output.c
tcp: tcp_transmit_skb() optimizations
2013-10-11 17:48:18 -04:00
tcp_probe.c
ipv6: make lookups simpler and faster
2013-10-09 00:01:25 -04:00
tcp_scalable.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_timer.c
ipv6: make lookups simpler and faster
2013-10-09 00:01:25 -04:00
tcp_vegas.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_vegas.h
…
tcp_veno.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_westwood.c
tcp: refactor F-RTO
2013-03-21 11:47:50 -04:00
tcp_yeah.c
Fix common misspellings
2011-03-31 11:26:23 -03:00
tcp.c
tcp/dccp: remove twchain
2013-10-08 23:19:24 -04:00
tunnel4.c
net: Convert printks to pr_<level>
2012-03-11 23:42:51 -07:00
udp_diag.c
netlink: rename ssk to sk in struct netlink_skb_params
2013-04-19 14:57:56 -04:00
udp_impl.h
ipv4: fix checkpatch errors
2012-04-15 12:37:19 -04:00
udp_offload.c
net: udp4: move GSO functions to udp_offload
2013-06-12 00:47:25 -07:00
udp.c
udp: fix a typo in __udp4_lib_mcast_demux_lookup
2013-10-09 01:51:57 -04:00
udplite.c
net: ipv4: Standardize prefixes for message logging
2012-03-12 17:05:21 -07:00
xfrm4_input.c
net: Add skb_unclone() helper function.
2013-02-15 15:10:37 -05:00
xfrm4_mode_beet.c
ipsec: be careful of non existing mac headers
2012-02-23 16:50:45 -05:00
xfrm4_mode_transport.c
…
xfrm4_mode_tunnel.c
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next
2013-09-30 15:24:57 -04:00
xfrm4_output.c
xfrm: revert ipv4 mtu determination to dst_mtu
2013-08-26 12:40:53 +02:00
xfrm4_policy.c
xfrm: make gc_thresh configurable in all namespaces
2013-02-06 11:36:29 +01:00
xfrm4_state.c
xfrm: make local error reporting more robust
2013-08-14 13:07:12 +02:00
xfrm4_tunnel.c
sit: add IPv4 over IPv4 support
2013-05-31 17:19:05 -07:00