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Eric Dumazet f27070158d ax88179_178a: avoid copy of tx tcp packets 
ax88179_tx_fixup() has quite complex code trying to push 8 bytes
of control data (len/mss), but fails to do it properly for TCP packets,
incurring an extra copy and point of memory allocation failure.

Lets use the simple and approved way.

dev->needed_headroom being 8, all frames should have 8 bytes of
headroom, so the extra copy should be unlikely anyway.

This patch should improve performance for TCP xmits.

Reported-by: Ming Lei <ming.lei@canonical.com>
Tested-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 		2013-08-03 21:55:52 -07:00
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appletalk
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arcnet arcnet: cleanup sizeof parameter 2013-07-19 17:36:03 -07:00
bonding bonding: modify only neigh_parms owned by us 2013-08-02 15:44:23 -07:00
caif drivers/net: caif: fix wrong rtnl_is_locked() usage 2013-07-09 12:55:48 -07:00
can Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-08-03 21:36:46 -07:00
cris
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dsa
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ethernet Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-08-03 21:36:46 -07:00
fddi net/fddi/skfp/skfddi: Use module_pci_driver to register driver 2013-05-22 14:35:05 -07:00
hamradio net: pass info struct via netdevice notifier 2013-05-28 13:11:01 -07:00
hippi net/hippi/rrunner: Use module_pci_driver to register driver 2013-05-22 14:35:05 -07:00
hyperv hyperv: Fix the NETIF_F_SG flag setting in netvsc 2013-07-16 23:02:24 -07:00
ieee802154 drivers/net/ieee802154: don't use devm_pinctrl_get_select_default() in probe 2013-07-11 17:18:27 -07:00
irda net: irda: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
phy net: sun4i: fix timeout check 2013-07-24 17:04:20 -07:00
plip net: add ETH_P_802_3_MIN 2013-03-28 01:20:42 -04:00
ppp net: pass info struct via netdevice notifier 2013-05-28 13:11:01 -07:00
slip
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team team: cleanup netpoll clode 2013-07-26 15:24:32 -07:00
usb ax88179_178a: avoid copy of tx tcp packets 2013-08-03 21:55:52 -07:00
vmxnet3 net: vlan: add protocol argument to packet tagging functions 2013-04-19 14:46:06 -04:00
wan Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-07-03 14:55:13 -07:00
wimax
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wireless mwifiex: fix command 0x2c timeout during p2p_find or p2p_connect 2013-07-31 15:06:47 -04:00
xen-netback xen-netback: xenbus.c: use more current logging styles 2013-07-02 00:52:55 -07:00
Kconfig packet: nlmon: virtual netlink monitoring device for packet sockets 2013-06-24 16:39:05 -07:00
LICENSE.SRC
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Makefile packet: nlmon: virtual netlink monitoring device for packet sockets 2013-06-24 16:39:05 -07:00
Space.c
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dummy.c dummy: fix oops when loading the dummy failed 2013-07-11 11:59:20 -07:00
eql.c
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ifb.c ifb: fix oops when loading the ifb failed 2013-07-11 12:00:05 -07:00
loopback.c
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macvlan.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-08-03 21:36:46 -07:00
macvtap.c macvtap: do not zerocopy if iov needs more pages than MAX_SKB_FRAGS 2013-07-18 13:04:25 -07:00
mdio.c
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mii.c
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netconsole.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-07-09 18:24:39 -07:00
nlmon.c nlmon: use standard rtnetlink link api for add/del devices 2013-07-02 12:53:17 -07:00
ntb_netdev.c ntb_netdev: remove from list on exit 2013-05-15 10:58:14 -07:00
rionet.c rapidio/rionet: rework driver initialization and removal 2013-07-03 16:08:04 -07:00
sb1000.c
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sungem_phy.c
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tun.c tuntap: hardware vlan tx support 2013-07-27 20:09:21 -07:00
veth.c veth: add vlan features 2013-07-19 17:36:03 -07:00
virtio_net.c virtio-net: put virtio net header inline with data 2013-07-27 20:06:10 -07:00
vxlan.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-08-03 21:36:46 -07:00
xen-netfront.c xen-netfront: pull on receive skb may need to happen earlier 2013-07-17 12:51:19 -07:00