On Sat, Jul 4, 2015 at 9:52 PM, Ryota Ozaki <ozak...@netbsd.org> wrote: > Hi, > > I'm trying to improve use of rt_refcnt: reducing > abuse of it, e.g., rt_refcnt++/rt_refcnt-- outside > route.c and extending it to treat referencing > during packet processing (IOW, references from > local variables) -- currently it handles only > references between routes. The latter is needed for > MP-safe networking. > > Here is a patch: > http://www.netbsd.org/~ozaki-r/reduce-rt_refcnt-abuse.diff
BTW are there objections against the patch as a cleanup of use of rt_refcnt? ozaki-r > > The patch passes all ATF tests and an additional test > specific to refcnt that is not committed yet due > to lack of refcnt outputs in netstat -r (See PR#50027). > > Note that the patch isn't ready for MP-safe yet; > we need atomicity of refcnt operations somehow > (locking is an easy solution for it). This work > will be solved in another patch. > > Any comments or suggestions are welcome. > > Thanks, > ozaki-r
