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Eric Dumazet 7035560287 net: release skb->dst in sock_queue_rcv_skb() 
When queuing a skb to sk->sk_receive_queue, we can release its dst,
not anymore needed.  Since current cpu did the dst_hold(), refcount is
probably still hot int this cpu caches.

This avoids readers to access the original dst to decrement its
refcount, possibly a long time after packet reception. This should
speedup UDP and RAW receive path.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 		2008-11-26 01:08:18 -08:00
..
9p net: remove redundant argument comments 2008-11-21 17:15:03 -08:00
802 hippi: convert driver to net_device_ops 2008-11-20 20:32:15 -08:00
8021q vlan: convert to net_device_ops 2008-11-19 22:42:41 -08:00
appletalk netdevice: safe convert to netdev_priv() #part-4 2008-11-12 23:39:10 -08:00
atm netdevice: safe convert to netdev_priv() #part-4 2008-11-12 23:39:10 -08:00
ax25 ax25: fix warning in net/ax25/sysctl_net_ax25.c 2008-11-25 16:58:19 -08:00
bluetooth bluetooth: fix warning in net/bluetooth/rfcomm/sock.c 2008-11-25 16:59:21 -08:00
bridge netdev: add more functions to netdevice ops 2008-11-20 20:14:53 -08:00
can net: Remove CONFIG_KMOD from net/ (towards removing CONFIG_KMOD entirely) 2008-10-16 15:24:51 -07:00
core net: release skb->dst in sock_queue_rcv_skb() 2008-11-26 01:08:18 -08:00
dcb DCB: fix kconfig option 2008-11-25 01:02:08 -08:00
dccp net: Use a percpu_counter for orphan_count 2008-11-25 21:17:14 -08:00
decnet netns xfrm: lookup in netns 2008-11-25 17:35:18 -08:00
dsa dsa: fix warning in net/dsa/mv88e6060.c 2008-11-25 16:51:13 -08:00
econet netns: Use net_eq() to compare net-namespaces for optimization. 2008-07-19 22:34:43 -07:00
ethernet eth: Declare an optimized compare_ether_addr_64bits() function 2008-11-23 23:24:32 -08:00
ipv4 net: Use a percpu_counter for orphan_count 2008-11-25 21:17:14 -08:00
ipv6 net: Use a percpu_counter for sockets_allocated 2008-11-25 21:16:35 -08:00
ipx net: '&' redux 2008-11-03 18:21:05 -08:00
irda netdevice: safe convert to netdev_priv() #part-4 2008-11-12 23:39:10 -08:00
iucv iucv: Fix mismerge again. 2008-09-30 03:03:35 -07:00
key netns PF_KEY: per-netns /proc/pfkey 2008-11-25 17:59:00 -08:00
lapb
…
llc net: remove redundant argument comments 2008-11-21 17:15:03 -08:00
mac80211 net: remove redundant argument comments 2008-11-21 17:15:03 -08:00
netfilter Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2008-11-11 15:43:02 -08:00
netlabel net: remove redundant argument comments 2008-11-21 17:15:03 -08:00
netlink net: Make sure BHs are disabled in sock_prot_inuse_add() 2008-11-24 14:05:22 -08:00
netrom net: '&' redux 2008-11-03 18:21:05 -08:00
packet net: Make sure BHs are disabled in sock_prot_inuse_add() 2008-11-24 00:09:29 -08:00
phonet Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2008-11-20 16:44:00 -08:00
rfkill net: struct device - replace bus_id with dev_name(), dev_set_name() 2008-11-10 13:55:14 -08:00
rose net: '&' redux 2008-11-03 18:21:05 -08:00
rxrpc net: replace NIPQUAD() in net/*/ 2008-10-31 00:54:56 -07:00
sched tc: policing requires a rate estimator 2008-11-25 21:14:06 -08:00
sctp net: Use a percpu_counter for sockets_allocated 2008-11-25 21:16:35 -08:00
sunrpc sunrpc: fix warning in net/sunrpc/xprtrdma/verbs.c 2008-11-25 16:58:42 -08:00
tipc tipc: trivial endian annotation in debug statement 2008-11-07 23:37:50 -08:00
unix net: Use a percpu_counter for sockets_allocated 2008-11-25 21:16:35 -08:00
wanrouter netdevice wanrouter: Convert directly reference of netdev->priv 2008-11-20 04:26:21 -08:00
wireless wireless: clean up sysfs code using %pM 2008-11-21 11:08:19 -05:00
x25 net: '&' redux 2008-11-03 18:21:05 -08:00
xfrm netns xfrm: per-netns sysctls 2008-11-25 18:00:48 -08:00
Kconfig net/ieee80211 -> drivers/net/ipw2x00/libipw_* rename 2008-11-21 11:08:18 -05:00
Makefile DCB: fix kconfig option 2008-11-25 01:02:08 -08:00
TUNABLE
…
compat.c reintroduce accept4 2008-11-19 18:49:57 -08:00
nonet.c
…
socket.c Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2008-11-20 16:44:00 -08:00
sysctl_net.c missing bits of net-namespace / sysctl 2008-07-27 09:45:34 -07:00