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    SubjectRe: More performance for the TCP stack by using additional hardware chip on NIC
    David S. Miller wrote:

    >On Sun, 17 Apr 2005 13:29:14 +0300
    >Avi Kivity <avi@argo.co.il> wrote:
    >
    >
    >
    >>TOEs can remove the data copy on receive. In some applications (notably
    >>storage), where the application does not touch most of the data, this is
    >>a significant advantage that cannot be achieved in a software-only
    >>solution.
    >>
    >>
    >
    >You don't need to offload the TCP stack to make this case get
    >zero-copy behavior.
    >
    >
    yes, Willy Tarreau outlined how buffering on the nic and splitting the
    dma can achieve zero copy.

    are there any adapters out there which work this way?

    --
    Do not meddle in the internals of kernels, for they are subtle and quick to panic.

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