Re: [net-next 09/14] igb: Report L4 Rx hash via skb->l4_rxhash

Eric Dumazet
2013-01-17T17:14:53Z

On Thu, 2013-01-17 at 09:07 -0800, Alexander Duyck wrote:

> Isn't the same true of TCP? I believe STT is intended to run over the
> TCP protocol, or am I getting ahead of myself since STT is not supported
> by the kernel?
>

probably ;)

> > Also, is IGB really using the ports in the rss for UDP packets ?
>
> Not by default. The default is to only hash on the IP header for UDP
> packets.
>
> As such the default would only be setting the l4_rxhash on TCP frames
> only. The user would have to specifically request L4 port hashing for
> UDP via the "ethtool -N" command for configuring rx-flow-hash.

So you should rewrite this patch ?

Or have I missed something ?