On Tue, 2007-09-25 at 12:57 +0200, Or Gerlitz wrote: > I did not say that you need to add four capabilities, you can add one > that fits the connectX feature eg IB_DEVICE_HW_CSUM and document that if > the device supports this, it is capable to compute TCP and UDP checksum > for both IPv4 and IPv6 packets, etc. Later if some new HW will be > capable to offload only IPv4, they will add a new capability etc. > OK, I will add a comment.
> Again, per the discussion over the thread it --is-- true, also, it > creates confusion while reading the code (why to ask the HW to do > something which is always done by SW?), also this does not put more work > on the private case of the connectX HW which relies on the IB ICRC, > second HW might go and actually compute the IP header csum. > Mellanox HW does not rely in this case on IB ICRC. The HW really computes checksum on outgoing packets. _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
