1f15d66712bb64e39fe2c23b1b32f68f9e1d4ee7 - kernel/msm-5.4

commit	1f15d66712bb64e39fe2c23b1b32f68f9e1d4ee7	[log] [tgz]
author	Jesse Brandeburg <jesse.brandeburg@intel.com>	Fri Apr 01 03:56:06 2016 -0700
committer	Jeff Kirsher <jeffrey.t.kirsher@intel.com>	Wed Apr 06 18:26:23 2016 -0700
tree	78c5fda55e9acd9e39164c60d3624a50c8eb3664
parent	84b079928a10559ebc6679e1e973a3ee5b20ba83 [diff]

i40e/i40evf: Faster RX via avoiding FCoE

As it turns out, calling into other files from hot path hurts
performance a lot.  In this case the majority of the time we
call "check FCoE" and the packet is *not* FCoE, but this call
was taking 5% of our total cycles spent on receive.

Change-ID: I080552c26e7060bc7b78504dc2763f6f0b3d8c76
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/i40e/i40e_fcoe.c[diff]
drivers/net/ethernet/intel/i40e/i40e_txrx.c[diff]
drivers/net/ethernet/intel/i40e/i40e_txrx.h[diff]
drivers/net/ethernet/intel/i40evf/i40e_txrx.c[diff]
drivers/net/ethernet/intel/i40evf/i40e_txrx.h[diff]

5 files changed

tree: 78c5fda55e9acd9e39164c60d3624a50c8eb3664