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Neal Cardwell e69bebde46 tcp: TCP Fast Open Server - call tcp_validate_incoming() for all packets 
A TCP Fast Open (TFO) passive connection must call both
tcp_check_req() and tcp_validate_incoming() for all incoming ACKs that
are attempting to complete the 3WHS.

This is needed to parallel all the action that happens for a non-TFO
connection, where for an ACK that is attempting to complete the 3WHS
we call both tcp_check_req() and tcp_validate_incoming().

For example, upon receiving the ACK that completes the 3WHS, we need
to call tcp_fast_parse_options() and update ts_recent based on the
incoming timestamp value in the ACK.

One symptom of the problem with the previous code was that for passive
TFO connections using TCP timestamps, the outgoing TS ecr values
ignored the incoming TS val value on the ACK that completed the 3WHS.

Signed-off-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 		2012-09-22 15:47:10 -04:00
..
9p net: Fix (nearly-)kernel-doc comments for various functions 2012-07-10 23:13:45 -07:00
802 tokenring: delete all remaining driver support 2012-05-15 20:23:16 -04:00
8021q vlan: add helper which can be called to see if device is used by vlan 2012-08-24 13:46:39 -04:00
appletalk userns: Print out socket uids in a user namespace aware fashion. 2012-08-14 21:48:06 -07:00
atm net🏧fix up ENOIOCTLCMD error handling 2012-08-31 16:14:33 -04:00
ax25 userns: Convert net/ax25 to use kuid_t where appropriate 2012-08-14 21:49:42 -07:00
batman-adv batman-adv: Start new development cycle 2012-08-23 14:20:23 +02:00
bluetooth Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-09-15 11:43:53 -04:00
bridge netdev: make address const in device address management 2012-09-19 16:35:22 -04:00
caif caif: move the dereference below the NULL test 2012-09-10 16:13:31 -04:00
can netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
ceph libceph: avoid truncation due to racing banners 2012-08-21 15:55:27 -07:00
core netpoll: call ->ndo_select_queue() in tx path 2012-09-19 17:19:09 -04:00
dcb netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
dccp dccp: fix info leak via getsockopt(DCCP_SOCKOPT_CCID_TX_INFO) 2012-08-15 21:36:31 -07:00
decnet netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
dns_resolver Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2012-05-21 20:27:36 -07:00
dsa dsa: Convert compare_ether_addr to ether_addr_equal 2012-05-09 20:49:19 -04:00
ethernet ipx: move peII functions 2012-07-19 10:48:00 -07:00
ieee802154 net/ieee802154/6lowpan.c: Remove unecessary semicolon 2012-09-18 16:08:19 -04:00
ipv4 tcp: TCP Fast Open Server - call tcp_validate_incoming() for all packets 2012-09-22 15:47:10 -04:00
ipv6 tcp: TCP Fast Open Server - take SYNACK RTT after completing 3WHS 2012-09-22 15:47:10 -04:00
ipx userns: Print out socket uids in a user namespace aware fashion. 2012-08-14 21:48:06 -07:00
irda netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
iucv net: remove skb_orphan_try() 2012-06-15 15:30:15 -07:00
key netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
l2tp l2tp: fix compile error when CONFIG_IPV6=m and CONFIG_L2TP=y 2012-09-21 12:06:46 -04:00
lapb lapb: Neaten debugging 2012-05-17 18:45:20 -04:00
llc llc: Remove stray reference to sysctl_llc_station_ack_timeout. 2012-09-17 13:13:24 -04:00
mac80211 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-09-15 11:43:53 -04:00
mac802154 mac802154: sparse warnings: make symbols static 2012-07-12 07:54:45 -07:00
netfilter Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-09-15 11:43:53 -04:00
netlabel netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
netlink netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
netrom netrom: copy_datagram_iovec can fail 2012-09-04 12:57:35 -04:00
nfc netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
openvswitch net/openvswitch/vport.c: Remove unecessary semicolon 2012-09-18 16:08:19 -04:00
packet netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
phonet netlink: Rename pid to portid to avoid confusion 2012-09-10 15:30:41 -04:00
rds rds: Don't disable BH on BH context 2012-08-22 22:52:04 -07:00
rfkill Revert "rfkill: remove dead code" 2012-08-21 20:50:25 +02:00
rose net: Convert all sysctl registrations to register_net_sysctl 2012-04-20 21:22:30 -04:00
rxrpc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-07-10 23:56:33 -07:00
sched Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-09-15 11:43:53 -04:00
sctp Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-09-15 11:43:53 -04:00
sunrpc NFS client bugfixes for Linux 3.6 2012-09-13 09:04:13 +08:00
tipc net/tipc/name_table.c: Remove unecessary semicolon 2012-09-18 16:08:19 -04:00
unix af_unix: old_cred is surplus 2012-09-17 13:00:13 -04:00
wanrouter wanmain: comparing array with NULL 2012-07-24 13:55:21 -07:00
wimax net: cleanup unsigned to unsigned int 2012-04-15 12:44:40 -04:00
wireless Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-09-15 11:43:53 -04:00
x25 net: Fix (nearly-)kernel-doc comments for various functions 2012-07-10 23:13:45 -07:00
xfrm Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-09-15 11:43:53 -04:00
Kconfig net: Add INET dependency on aes crypto for the sake of TCP fastopen. 2012-09-04 14:20:14 -04:00
Makefile econet: remove ancient bug ridden protocol 2012-05-18 01:35:08 -04:00
compat.c net: Fix references to out-of-scope variables in put_cmsg_compat() 2012-07-22 17:50:49 -07:00
nonet.c
…
socket.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2012-09-15 11:43:53 -04:00
sysctl_net.c net: delete all instances of special processing for token ring 2012-05-15 20:14:35 -04:00