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Date: Fri, 25 Nov 2016 19:52:23 -0500 (EST) From: David Miller <davem@...emloft.net> To: mst@...hat.com Cc: paulmck@...ux.vnet.ibm.com, arnd@...db.de, linux-kernel@...r.kernel.org Subject: Re: [PATCH RFC] hlist_add_tail_rcu disable sparse warning From: "Michael S. Tsirkin" <mst@...hat.com> Date: Wed, 23 Nov 2016 22:48:19 +0200 > I would appreciate review to confirm the function doesn't > do anything unsafe though. > > In particular, should this use __hlist_for_each_rcu instead? > I note that __hlist_for_each_rcu does rcu_dereference > internally, which is missing here. I personally think it should use __hlist_for_each_rcu, otherwise nothing expresses the rcu-ness of the operation.
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