On Wednesday, July 08, 2015 10:06:37 PM Emmanuel Grumbach wrote: > So your device is able to replicate and update the IP / TCP header? > I don't really follow what your device is able to do. > You seem to be cutting the frags so that their length sums up to mss. > Which hints that your device can't segment the buffer by itself. OTOH, > I don't see how you treat the IP / TCP header copy and modification. > Emmanuel: Yes, it is correct - hardware know to replicate IP/TCP header; and DMA written in such a way that I have to arrange fragments to sums up to MSS. So this code fragment is OK. We tested it with lots of traffic. However, after your comments for another code fragment, I found there is a way to do it better. I'll rework and send updated patch. Kalle: please drop this patch. The rest of patches should apply cleanly without this one. Thanks, Vladimir -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html