Zero copy TCP

[Joel Sherrill]

Paul Black wrote:
> I've been looking at the RTEMS code to see if there's a zero copy TCP
> interface or if it would be easy to add one.
>
> The code in c/src/nfsclient/src/sock_mbuf.c seems to be what I'm looking
> for. The code that uses it (rpcio.c) uses it with UDP sockets. Has
> anyone tried using this code with TCP sockets? Is it likely that this
> will work with a TCP socket?
>
>   
I don't know the answer but ...

You could always try it on a loopback device and run it on
a simulator BSP.  That way you could just trace down to make
sure it is doing what you think.

--joel
> Cheers
>
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