Re: [PKT_SCHED]: Add stateless NAT

On Sat, Sep 29, 2007 at 05:21:23PM +0200, Patrick McHardy wrote:

Unfortunately gcc doesn't perform tail call optimization when the
address of a parameter or local variable is passed to an extern
function before the tail call, which NF_HOOK does for the skb.

You mean the struct sk_buff **pskb bit? I've always wondered
why netfilter had to modify the skb.  Could we perhaps make it
so that it doesn't need to do so?

Cheers,
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