Re: New net features for added performance

From: Rusty Russell (
Date: Sun Feb 25 2001 - 06:49:39 EST

In message <> you write:
> Jeff Garzik <> writes:
> > Advantages: A de-allocation immediately followed by a reallocation is
> > eliminated, less L1 cache pollution during interrupt handling.
> > Potentially less DMA traffic between card and host.
> >
> > Disadvantages?
> You need a new mechanism to cope with low memory situations because the
> drivers can tie up quite a bit of memory (in fact you gave up unified
> memory management).

Also, you still need to "clean" the skb (it can hold device and nfct


Premature optmztion is rt of all evl. --DK
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

This archive was generated by hypermail 2b29 : Wed Feb 28 2001 - 21:00:10 EST