[ofa-general] [PATCHv2] IB/ipoib: S/G and HW checksum support

[James Lentini]

On Tue, 4 Sep 2007, Jason Gunthorpe wrote:

> On Tue, Sep 04, 2007 at 12:11:33PM +0300, Michael S. Tsirkin wrote:
> 
> > I know some people find this approach controversial,
> > but from my perspective, this is not worse than e.g.
> > SDP which does not have SW checksums pretty much by design.
> 
> This would be alot better in my mind of the option was negotiated as
> part of the CM setup process. Otherwise this becomes a network wide
> all or nothing kind of feature..
> 
> What if the RXing Linux IB side is acting as a forwarder to ethernet?
> It will forward corrupt packets if this option is set, right?

So this break all gateway devices?

How would packets be routed with this change?