David S. Miller wrote:

Plus we have things like TSO too but that doesn't require a full Linux
instance to realize on a networking port.
Simple silicon implements this already.
I don't see how that differs from your "big MTU" ideas.

WRT MTU:  if the card is a buffering endpoint, rather than a 
passthrough, the card deals with Path MTU and fragmentation, leaving the 
card<->host MTU at 64K, getting nice big fat frames.

	Jeff