Some performance measurements on the FreeBSD network stack

[Li, Qing]

> >
> > I have a patch that has been sitting around for a long time due to
> > review cycle latency that caches a pointer to the rtentry (and
> > llentry) in the the inpcb. Before each use the rtentry is checked
> > against a generation number in the routing tree that is incremented
> on
> > every routing table update.
> 
> Hi Kip,
> 
> Is there a public location for the patch ?
> What can be done to speedup the commit: testing ?
> 
> Fabien

I performed extensive review of this patch from Kip, and it was
ready to go. Really good work. 

Not sure what is stopping its commit into the tree.

--Qing