i40e/i40evf: prefetch skb data on transmit
authorJesse Brandeburg <jesse.brandeburg@intel.com>
Mon, 26 Oct 2015 23:44:30 +0000 (19:44 -0400)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Wed, 2 Dec 2015 06:29:50 +0000 (22:29 -0800)
commitb74118f08356fd8ab6cb5d1a15705a2760c9afdd
treedd87034537b79660fc9080f220d3328e868fa0e8
parent6a7fded776a778f728b13d83a2c9fc893580c080
i40e/i40evf: prefetch skb data on transmit

Issue a prefetch for data early in the transmit path.
This should not be generally needed for Tx traffic, but
it helps immensely for pktgen workloads and should help
for forwarding workloads as well.

Change-ID: Iefee870c20599e0c4240e1d8637e4f16b625f83a
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_txrx.c
drivers/net/ethernet/intel/i40evf/i40e_txrx.c