On Sat, 29 Nov 2003 05:29:43 +0100
Holger Waechtler <[EMAIL PROTECTED]> wrote:

> one of the first checks in the swfilter code will discard them. If you 
> implement a second check in the hardware driver code this means that 
> every packet gets checked twice which is probably more expensive.

Every accepted packet is tested twice.
Discarded packets are tested once (and very early).
So we gain here and loose there.

In relation to "one of the first checks", do you think that the swfilter
code is fast enough to let us just open_whole_bandwith when we're out of
hw filters?

Consider that the unwanted/wanted ratio can be 5 or 10 in typical
usage and much higher in particular cases (we have to open
everything when scan is asking 10 pids).

What do you think?

-- 
   Roberto Ragusa    r.ragusa at libero.it


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