Ilpo Järvinen 9eb9362e56 tcp: miscounts due to tcp_fragment pcount reset ...

It seems that trivial reset of pcount to one was not sufficient
in tcp_retransmit_skb. Multiple counters experience a positive
miscount when skb's pcount gets lowered without the necessary
adjustments (depending on skb's sacked bits which exactly), at
worst a packets_out miscount can crash at RTO if the write queue
is empty!

Triggering this requires mss change, so bidir tcp or mtu probe or
like.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Reported-by: Markus Trippelsdorf <markus@trippelsdorf.de>
Tested-by: Uwe Bugla <uwe.bugla@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

2009-04-02 16:31:45 -07:00

..

netfilter

netfilter: use rcu_read_bh() in ipt_do_table()

2009-04-02 00:54:43 -07:00

af_inet.c

Merge branch 'core/percpu' into percpu-cpumask-x86-for-linus-2

2009-03-27 17:28:43 +01:00

ah4.c

netns xfrm: AH/ESP in netns!

2008-11-25 17:59:27 -08:00

arp.c

ipv4: arp announce, arp_proxy and windows ip conflict verification

2009-03-13 16:02:07 -07:00

cipso_ipv4.c

cipso: Fix documentation comment

2009-02-23 10:05:54 +11:00

datagram.c

mib: add net to IP_INC_STATS_BH

2008-07-16 20:20:11 -07:00

devinet.c

netlink: change nlmsg_notify() return value logic

2009-02-24 23:18:28 -08:00

esp4.c

netns xfrm: AH/ESP in netns!

2008-11-25 17:59:27 -08:00

fib_frontend.c

ip: add loose reverse path filtering

2009-02-22 19:54:45 -08:00

fib_hash.c

net: clean up net/ipv4/fib_frontend.c fib_hash.c ip_gre.c

2008-11-03 00:25:16 -08:00

fib_lookup.h

[IPV4] FIB_HASH: Reduce memory needs and speedup lookups

2008-01-28 15:02:46 -08:00

fib_rules.c

net: add fib_rules_ops to flush_cache method

2008-07-05 19:01:28 -07:00

fib_semantics.c

netlink: change nlmsg_notify() return value logic

2009-02-24 23:18:28 -08:00

fib_trie.c

net: replace NIPQUAD() in net/ipv4/ net/ipv6/

2008-10-31 00:53:57 -07:00

icmp.c

netns: Fix icmp shutdown.

2009-03-03 01:14:15 -08:00

igmp.c

netns: igmp: make /proc/net/{igmp,mcfilter} per netns

2008-12-25 16:42:51 -08:00

inet_connection_sock.c

net: move bsockets outside of read only beginning of struct inet_hashinfo

2009-02-01 12:31:33 -08:00

inet_diag.c

net: Convert TCP/DCCP listening hash tables to use RCU

2008-11-23 17:22:55 -08:00

inet_fragment.c

inet fragments: fix sparse warning: context imbalance

2009-02-26 23:13:35 -08:00

inet_hashtables.c

net: move bsockets outside of read only beginning of struct inet_hashinfo

2009-02-01 12:31:33 -08:00

inet_lro.c

include/net net/ - csum_partial - remove unnecessary casts

2008-11-19 15:44:53 -08:00

inet_timewait_sock.c

net: convert TCP/DCCP ehash rwlocks to spinlocks

2008-11-20 20:39:09 -08:00

inetpeer.c

net: clean up net/ipv4/ah4.c esp4.c fib_semantics.c inet_connection_sock.c inetpeer.c ip_output.c

2008-11-03 00:23:42 -08:00

ip_forward.c

net: reduce structures when XFRM=n

2008-10-28 13:24:06 -07:00

ip_fragment.c

netns: oops in ip[6]_frag_reasm incrementing stats

2009-03-18 23:26:11 -07:00

ip_gre.c

gre: used time_before for comparing jiffies

2009-02-24 23:34:48 -08:00

ip_input.c

Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

2008-11-18 23:38:23 -08:00

ip_options.c

cipso: Add support for native local labeling and fixup mapping names

2008-10-10 10:16:34 -04:00

ip_output.c

ip: support for TX timestamps on UDP and RAW sockets

2009-02-15 22:43:38 -08:00

ip_sockglue.c

net: ip_sockglue.c add static, annotate ports' endianness

2008-11-20 01:54:27 -08:00

ipcomp.c

netns xfrm: state lookup in netns

2008-11-25 17:30:50 -08:00

ipconfig.c

net: replace uses of __constant_{endian}

2009-02-01 00:45:17 -08:00

ipip.c

ipip: used time_before for comparing jiffies

2009-02-24 23:36:47 -08:00

ipmr.c

ipmr: use goto to common label instead of opencoding

2009-02-06 23:46:51 -08:00

Kconfig

Doc: Refer to ip-sysctl.txt for strict vs. loose rp_filter mode

2009-02-24 03:47:42 -08:00

Makefile

IPVS: Move IPVS to net/netfilter/ipvs

2008-10-07 08:38:24 +11:00

netfilter.c

Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-next-2.6

2008-11-28 02:19:15 -08:00

proc.c

net: replace commatas with semicolons

2009-02-16 00:08:56 -08:00

protocol.c

net: remove CVS keywords

2008-06-11 21:00:38 -07:00

raw.c

ip: support for TX timestamps on UDP and RAW sockets

2009-02-15 22:43:38 -08:00

route.c

Merge branch 'core/percpu' into percpu-cpumask-x86-for-linus-2

2009-03-27 17:28:43 +01:00

syncookies.c

tcp: Port redirection support for TCP

2008-10-01 07:46:49 -07:00

sysctl_net_ipv4.c

net: '&' redux

2008-11-03 18:21:05 -08:00

tcp_bic.c

tcp: add helper for AI algorithm

2009-03-02 03:00:15 -08:00

tcp_cong.c

tcp: add helper for AI algorithm

2009-03-02 03:00:15 -08:00

tcp_cubic.c

tcp: add helper for AI algorithm

2009-03-02 03:00:15 -08:00

tcp_diag.c

net: inet_diag_handler structs can be const

2008-11-19 15:43:27 -08:00

tcp_highspeed.c

[TCP]: Cong.ctrl modules: remove unused good_ack from cong_avoid

2008-01-28 14:55:41 -08:00

tcp_htcp.c

htcp: merge icsk_ca_state compare

2009-03-02 03:00:14 -08:00

tcp_hybla.c

tcp: Fix tcp_hybla zero congestion window growth with small rho and large cwnd.

2008-10-07 15:58:17 -07:00

tcp_illinois.c

[TCP]: Cong.ctrl modules: remove unused good_ack from cong_avoid

2008-01-28 14:55:41 -08:00

tcp_input.c

tcp: Discard segments that ack data not yet sent

2009-03-22 21:49:57 -07:00

tcp_ipv4.c

tcp: allow timestamps even if SYN packet has tsval=0

2009-03-11 09:23:57 -07:00

tcp_lp.c

[TCP]: Cong.ctrl modules: remove unused good_ack from cong_avoid

2008-01-28 14:55:41 -08:00

tcp_minisocks.c

tcp: consolidate paws check

2009-03-15 20:09:52 -07:00

tcp_output.c

tcp: miscounts due to tcp_fragment pcount reset

2009-04-02 16:31:45 -07:00

tcp_probe.c

tcp: '< 0' test on unsigned

2009-03-13 16:05:14 -07:00

tcp_scalable.c

tcp: add helper for AI algorithm

2009-03-02 03:00:15 -08:00

tcp_timer.c

tcp: cleanup ca_state mess in tcp_timer

2009-03-02 03:00:13 -08:00

tcp_vegas.c

tcp: tcp_vegas cong avoid fix

2008-12-09 00:13:04 -08:00

tcp_vegas.h

[TCP]: congestion control API pass RTT in microseconds

2007-07-31 02:27:57 -07:00

tcp_veno.c

tcp: add helper for AI algorithm

2009-03-02 03:00:15 -08:00

tcp_westwood.c

[TCP]: congestion control API pass RTT in microseconds

2007-07-31 02:27:57 -07:00

tcp_yeah.c

tcp: add helper for AI algorithm

2009-03-02 03:00:15 -08:00

tcp.c

ipv4: remove unused parameter from tcp_recv_urg().

2009-03-31 14:43:17 -07:00

tunnel4.c

[IPV4] TUNNEL4: Fix incoming packet length check for inter-protocol tunnel.

2008-06-05 04:02:33 +09:00

udp_impl.h

udp: introduce struct udp_table and multiple spinlocks

2008-10-29 01:41:45 -07:00

udp.c

Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

2009-03-26 01:22:01 -07:00

udplite.c

udp: RCU handling for Unicast packets.

2008-10-29 02:11:14 -07:00

xfrm4_input.c

ipsec: Remove useless ret variable

2008-12-26 01:31:18 -08:00

xfrm4_mode_beet.c

ipsec: Interfamily IPSec BEET

2008-08-06 02:39:30 -07:00

xfrm4_mode_transport.c

[IPSEC]: Use IPv6 calling convention as the convention for x->mode->output

2007-10-10 16:55:54 -07:00

xfrm4_mode_tunnel.c

xfrm: fix fragmentation for ipv4 xfrm tunnel

2008-06-17 16:38:23 -07:00

xfrm4_output.c

[IPSEC]: Fix inter address family IPsec tunnel handling.

2008-03-24 14:51:51 -07:00

xfrm4_policy.c

net: replace uses of __constant_{endian}

2009-02-01 00:45:17 -08:00

xfrm4_state.c

xfrm: remove useless forward declarations

2008-11-25 01:05:54 -08:00

xfrm4_tunnel.c

[IPCOMP]: Fix reception of incompressible packets

2008-01-31 19:27:24 -08:00