Re: 2.2.18Pre Lan Performance Rocks!

[Alan Cox]

> Also pay attention to the security aspects of a true "zero copy" TCP stack.
> It means that SOMETIMES a user buffer will recieve data that is destined
> for a different process.

The moment you try and do zero copy like that you end up playing so many MMU
games the copy is faster. We do zero copy from the kernel side of the universe
thats a lot lot saner

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