From: Jesse Brandeburg <jesse.brandeburg@intel.com>
Date: Fri, 27 Feb 2015 09:15:31 +0000 (+0000)
Subject: i40e/i40evf: enable prefetch of Tx descriptors during cleanup
X-Git-Tag: omap-for-v4.2/o2_dc~131^2~304^2~2
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=016890b99482745646de091d795384efd83f5d20;p=pandora-kernel.git

i40e/i40evf: enable prefetch of Tx descriptors during cleanup

Performance can be improved a bit by imitating ixgbe and using
prefetch to get us the next Tx descriptor.

Change-ID: Ice7ffd4cd0ce87c35295059bdb7972a7f53723aa
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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