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SubjectRe: zero-copy TCP
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> > There arent copies all over the case for the paths that occur. Like 99.999%
> > of the time. Fragmented packets dont happen except for NFS (which is a rather
> > broken protocol anyway).
>
> There are.

You forgot to cite them

> > the socket operations from user space use file-> dereferences not a lookup
>
> It is is there's a hash collision.

So you want to compute a perfect hash from unknown data which may also be a
hostile attacking your hash function. If you can do that, stop off and claim
a PhD

Alan

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