On Tue, Nov 24, 2015, at 18:32, Tom Herbert wrote:

As you said this in only feedback and nobody is forcing anyone to do
anything. But encouraging HW vendors to provide generic mechanisms so
that your users can use whatever protocol they want is the exact
_opposite_ of punishing users, this is very much a pro-user direction.

Some users will suffer worse performance in case we don't correctly set
ip_summed for a specific protocol before we do the copy operations from
user space into skbs but if they are always done in the driver.

Bye,
Hannes