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From: Marek Lindner <lindner_marek@yahoo.de>
Date: Thu, 10 Feb 2011 15:25:20 +0100
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Subject: Re: [B.A.T.M.A.N.] [PATCH 5/7] batman-adv: Make bat_priv->curr_gw
	an rcu protected pointer
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To: The list for a Better Approach To Mobile Ad-hoc Networking <b.a.t.m.a.n@lists.open-mesh.org>

On Thursday 10 February 2011 11:42:50 Linus L=C3=BCssing wrote:
> > Would speak anything against re-using the gw_list_lock ?
>=20
> ... as we are usually changing the gw_list more often than the
> curr_gw, so it's not really necessary to let a gw_list change for
> another node wait for a curr_gw_node reassignment to finish.

Well, we only need the list lock when we are adding/deleting items from the=
=20
list which does not happen that often nor is it time critical.


> What is speaking for using the same lock for both, just having
> less spinlocks in total in the code?

Yes.

Regards,
Marek