linux/net
Stephen Hemminger f4805eded7 [TCP]: fix congestion window update when using TSO deferal
TCP peformance with TSO over networks with delay is awful.
On a 100Mbit link with 150ms delay, we get 4Mbits/sec with TSO and
50Mbits/sec without TSO.

The problem is with TSO, we intentionally do not keep the maximum
number of packets in flight to fill the window, we hold out to until 
we can send a MSS chunk. But, we also don't update the congestion window 
unless we have filled, as per RFC2861.

This patch replaces the check for the congestion window being full
with something smarter that accounts for TSO.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2005-11-10 16:53:30 -08:00
..
802 [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
8021q [8021Q]: Add endian annotations. 2005-09-19 15:41:28 -07:00
appletalk [APPLETALK]: Fix broadcast bug. 2005-09-27 16:11:29 -07:00
atm [PATCH] gfp flags annotations - part 1 2005-10-08 15:00:57 -07:00
ax25 [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
bluetooth [Bluetooth]: Remove the usage of /proc completely 2005-11-08 09:57:38 -08:00
bridge [BRIDGE]: Use ether_compare 2005-10-31 16:34:10 -02:00
core [NET]: Detect hardware rx checksum faults correctly 2005-11-10 13:01:24 -08:00
dccp [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
decnet [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
econet [IPV4]: Replace __in_dev_get with __in_dev_get_rcu/rtnl 2005-10-03 14:35:55 -07:00
ethernet [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
ieee80211 ieee80211: cleanup crypto list handling, other minor cleanups. 2005-11-09 01:01:04 -05:00
ipv4 [TCP]: fix congestion window update when using TSO deferal 2005-11-10 16:53:30 -08:00
ipv6 [NET]: Detect hardware rx checksum faults correctly 2005-11-10 13:01:24 -08:00
ipx [NET]: Fix sparse warnings 2005-08-29 16:01:32 -07:00
irda [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
key [PATCH] gfp flags annotations - part 1 2005-10-08 15:00:57 -07:00
lapb [NET]: Kill skb->list 2005-08-29 15:31:14 -07:00
llc [PATCH] gfp flags annotations - part 1 2005-10-08 15:00:57 -07:00
netfilter [NETFILTER]: Add nf_conntrack subsystem. 2005-11-09 16:38:16 -08:00
netlink [NETLINK]: Generic netlink family 2005-11-10 02:26:41 +01:00
netrom [AX.25]: Fix packet socket crash 2005-10-05 12:16:04 -07:00
packet [NET]: Fix packet timestamping. 2005-10-03 13:57:23 -07:00
rose [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
rxrpc [NET]: Detect hardware rx checksum faults correctly 2005-11-10 13:01:24 -08:00
sched [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
sctp [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
sunrpc [NET]: Detect hardware rx checksum faults correctly 2005-11-10 13:01:24 -08:00
unix [PATCH] add a vfs_permission helper 2005-11-09 07:55:58 -08:00
wanrouter [NET]: kfree cleanup 2005-11-08 09:41:34 -08:00
x25 [TCP]: Move the tcp sock states to net/tcp_states.h 2005-08-29 15:41:54 -07:00
xfrm [XFRM]: Use generic netlink receive queue processor 2005-11-10 02:26:40 +01:00
Kconfig [NETFILTER] move nfnetlink options to right location in kconfig menu 2005-09-17 00:41:21 -07:00
Makefile /spare/repo/netdev-2.6 branch 'master' 2005-09-01 18:02:01 -04:00
TUNABLE Linux-2.6.12-rc2 2005-04-16 15:20:36 -07:00
compat.c [PATCH] Fix 32bit sendmsg() flaw 2005-09-08 08:14:11 -07:00
nonet.c Linux-2.6.12-rc2 2005-04-16 15:20:36 -07:00
socket.c [NET]: Fix module reference counts for loadable protocol modules 2005-09-27 15:23:38 -07:00
sysctl_net.c [NET]: Fix "sysctl_net.c:36: error: 'core_table' undeclared here" 2005-10-03 14:16:34 -07:00