On Mon, Nov 28, 2005 at 11:49:47PM -0800, David S. Miller wrote:

I think #1 and #2 can be handled by an on-stack copy of "struct
ip_options" high enough in the call chain, but #3 is a bit less
trivial to cope with like that.

It would be nice to kill the IPCB() copy, and give us 12 bytes back in
skb->cb[] :-)

That would be great.  I'm glad that Patrick's patch set is bringing
out potential ways of shrinking sk_buff.
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