On Thu, 2004-12-02 at 10:23, Robert Olsson wrote: 

It can increase TX performance from 800 kpps to
  1125128pps 576Mb/sec (576065536bps) errors: 0
  1124946pps 575Mb/sec (575972352bps) errors: 0

These are the best numbers reported so far, right?

And some of Scotts may still be used. 

Did you try combining the two?

+
+	if( adapter->tx_ring.next_to_use - adapter->tx_ring.next_to_clean > 80 )
+		e1000_clean_tx_ring(adapter);
+

You want to use E1000_DESC_UNUSED here because of the ring wrap. ;-)

-scott