igb: optimize/refactor receive path
authorAlexander Duyck <alexander.h.duyck@intel.com>
Fri, 6 Feb 2009 23:15:04 +0000 (23:15 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sat, 7 Feb 2009 10:43:01 +0000 (02:43 -0800)
commit69d3ca5357bb93bb3a139c5d90077407f8828bd1
tree462944f1fc5fab09b8fa2c3d632e3c875aeeba31
parent3e450669cc7060d56d886f53e31182f5fef103c7
igb: optimize/refactor receive path

While cleaning up the skb_over panic with small frames I found there was
room for improvement in the ordering of operations within the rx receive
flow.  These changes will place the prefetch for the next descriptor to a
point earlier in the rx path.

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/igb_main.c