Re: [PATCH net-next] neigh: speedup neigh_resolve_output()

David Miller
2010-10-11T20:01:06Z

From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Mon, 11 Oct 2010 21:46:01 +0200

> Hmm, we would need a neigh->ha pointer to some struct, with rcu
> protection. It adds a dereference in hot path. I believe this seqlock
> (only for pathological cases, where dst are used for few packets) should
> be fine.

Good point.

Ok, assuming it passes build testing I'll push this seqlock
patch to net-next-2.6

Thanks!