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(parent: f2712fd) | patch
igb: defeature tx head writeback
authorAlexander Duyck <alexander.h.duyck@intel.com>
Fri, 26 Dec 2008 09:33:18 +0000 (01:33 -0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 26 Dec 2008 09:33:18 +0000 (01:33 -0800)
commit0e014cb16234c3797aa518d46fe7e1fe91ebcca9
tree2fea0619cb67b0a0001fa1018042d089daa4fe72tree
parentf2712fd0b4097e8385bdb75c0ebd285a057fe299commit | diff
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>
drivers/net/igb/e1000_defines.h diff | blob | blame | history
drivers/net/igb/igb.h diff | blob | blame | history
drivers/net/igb/igb_main.c diff | blob | blame | history
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