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    SubjectRe: New net features for added performance
    On Sat, Feb 24, 2001 at 07:13:14PM -0500, Jeff Garzik wrote:
    > Sorry... I should also point out that I was thinking of tulip
    > architecture and similar architectures, where you have a fixed number of
    > Skbs allocated at all times, and that number doesn't change for the
    > lifetime of the driver.
    >
    > Clearly not all cases would benefit from skb recycling, but there are a
    > number of rx-ring-based systems where this would be useful, and (AFAICS)
    > reduce the work needed to be done by the system, and reduce the amount
    > of overall DMA traffic by a bit.

    A simple way to do it currently is just to compare the new skb with the old
    one. If it is the same, do a shortcut. That should usually work out when the
    system has enough memory.


    -Andi
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