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d6bebca92c
linux/net/ipv6
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Changli Gao d6bebca92c fragment: add fast path for in-order fragments 
add fast path for in-order fragments

As the fragments are sent in order in most of OSes, such as Windows, Darwin and
FreeBSD, it is likely the new fragments are at the end of the inet_frag_queue.
In the fast path, we check if the skb at the end of the inet_frag_queue is the
prev we expect.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
----
 include/net/inet_frag.h |    1 +
 net/ipv4/ip_fragment.c  |   12 ++++++++++++
 net/ipv6/reassembly.c   |   11 +++++++++++
 3 files changed, 24 insertions(+)
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-30 13:44:29 -07:00
..
netfilter Merge branch 'master' of /repos/git/net-next-2.6 2010-06-15 17:31:06 +02:00
addrconf_core.c ipv6: Remove IPV6_ADDR_RESERVED 2010-02-26 03:59:07 -08:00
addrconf.c snmp: 64bit ipstats_mib for all arches 2010-06-30 13:31:19 -07:00
addrlabel.c net: CONFIG_NET_NS reduction 2010-06-02 05:16:23 -07:00
af_inet6.c snmp: add align parameter to snmp_mib_init() 2010-06-25 21:33:17 -07:00
ah6.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
anycast.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
datagram.c ipv6: Refactor update of IPv6 flowi destination address for srcrt (RH) option 2010-06-02 07:08:31 -07:00
esp6.c xfrm: SA lookups signature with mark 2010-02-22 16:20:22 -08:00
exthdrs_core.c
exthdrs.c ipv6: avoid two atomics in ipv6_rthdr_rcv() 2010-06-14 23:13:06 -07:00
fib6_rules.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
icmp.c ipv6: fix ICMP6_MIB_OUTERRORS 2010-06-09 18:39:27 -07:00
inet6_connection_sock.c ipv6: Refactor update of IPv6 flowi destination address for srcrt (RH) option 2010-06-02 07:08:31 -07:00
inet6_hashtables.c tcp: Fix a connect() race with timewait sockets 2009-12-08 20:17:51 -08:00
ip6_fib.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
ip6_flowlabel.c IPv6: Add dontfrag argument to relevant functions 2010-04-23 23:35:28 -07:00
ip6_input.c Merge branch 'master' of /repos/git/net-next-2.6 2010-04-20 16:02:01 +02:00
ip6_output.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
ip6_tunnel.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
ip6mr.c ipmr: dont corrupt lists 2010-06-07 02:57:14 -07:00
ipcomp6.c xfrm: SA lookups signature with mark 2010-02-22 16:20:22 -08:00
ipv6_sockglue.c ipv6: remove ipv6_statistics 2010-06-25 21:33:17 -07:00
Kconfig ipv6: ip6mr: support multiple tables 2010-05-11 14:40:55 +02:00
Makefile [IPV6] MROUTE: Support multicast forwarding. 2008-04-05 22:33:38 +09:00
mcast.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
mip6.c ipv6: drop unused "dev" arg of icmpv6_send() 2010-02-18 14:30:17 -08:00
ndisc.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
netfilter.c netfilter: kill redundant check code in which setting ip_summed value 2010-06-14 16:20:02 +02:00
proc.c snmp: 64bit ipstats_mib for all arches 2010-06-30 13:31:19 -07:00
protocol.c net: constify struct inet6_protocol 2009-09-14 17:03:05 -07:00
raw.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
reassembly.c fragment: add fast path for in-order fragments 2010-06-30 13:44:29 -07:00
route.c ipv6: RCU changes in ipv6_get_mtu() and ip6_dst_hoplimit() 2010-06-14 23:13:07 -07:00
sit.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
syncookies.c syncookies: add support for ECN 2010-06-26 22:00:03 -07:00
sysctl_net_ipv6.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
tcp_ipv6.c syncookies: add support for ECN 2010-06-26 22:00:03 -07:00
tunnel6.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
udp_impl.h net: Make setsockopt() optlen be unsigned. 2009-09-30 16:12:20 -07:00
udp.c Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2010-06-06 17:42:02 -07:00
udplite.c net: spread __net_init, __net_exit 2010-01-17 19:16:02 -08:00
xfrm6_input.c netfilter: ipv6: use NFPROTO values for NF_HOOK invocation 2010-03-25 16:00:49 +01:00
xfrm6_mode_beet.c ipsec: Interfamily IPSec BEET, ipv4-inner ipv6-outer 2008-08-06 02:40:25 -07:00
xfrm6_mode_ro.c [IPSEC]: Make x->lastused an unsigned long 2008-01-28 14:53:52 -08:00
xfrm6_mode_transport.c
xfrm6_mode_tunnel.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
xfrm6_output.c netfilter: ipv6: use NFPROTO values for NF_HOOK invocation 2010-03-25 16:00:49 +01:00
xfrm6_policy.c Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2010-04-27 12:49:13 -07:00
xfrm6_state.c ipv6: fix sparse warning: Using plain integer as NULL pointer 2009-02-21 23:37:10 -08:00
xfrm6_tunnel.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00