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Re: [PATCH 11/13] wil6210: TSO implementation

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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
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