tree 2fea0619cb67b0a0001fa1018042d089daa4fe72
parent f2712fd0b4097e8385bdb75c0ebd285a057fe299
author Alexander Duyck <alexander.h.duyck@intel.com> 1230283998 -0800
committer David S. Miller <davem@davemloft.net> 1230283998 -0800

igb: defeature tx head writeback

This patch removes tx head writeback as it was found to not provide a
significant improvement in tx performance and on some systems has been seen
to cause a performance degredation due to partial cache line writes.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>