Subject: Re: [PATCH] net: don't use INIT_RCU_HEAD

From: "Paul E. McKenney" <[email-masked]>
Date: Tue, 28 Oct 2008 09:05:48 -0700

On Tue, Oct 28, 2008 at 06:43:41PM +0300, Alexey Dobriyan wrote:
> On Tue, Oct 28, 2008 at 04:29:06PM +0100, Patrick McHardy wrote:
> > Alexey Dobriyan wrote:
> >> call_rcu() will unconditionally rewrite RCU head anyway.
> >> Applies to 	struct neigh_parms
> >> 	struct neigh_table
> >> 	struct net
> >> 	struct cipso_v4_doi
> >> 	struct in_ifaddr
> >> 	struct in_device
> >> 	rt->u.dst
> >
> > It would probably make sense to get a statement from Paul
> > whether this might be required in the future, f.i. for some
> > debugging feature.
> 
> Let's cc him :-)

Can't say that I would be all that upset if INIT_RCU_HEAD() were to
simply vanish.  So I have no problem with it being removed from the
above functions.

Suppose I might as well find the original and Ack it.  ;-)

							Thanx, Paul