Re: [PATCH] list.h: add list_for_each_entry_continue_rcu
From: Johannes Berg
Date: Fri Sep 07 2007 - 15:08:44 EST
On Fri, 2007-09-07 at 08:34 -0700, Paul E. McKenney wrote:
> > + * Continue to iterate over rcu list of given type, continuing after
> > + * the current position.
>
> Please add something like the following to this comment:
>
> Note that the caller is responsible for making sure that
> the element remains in place between the earlier iterator
> and this one. One way to do this is to ensure that
> both iterators are covered by the same rcu_read_lock(),
> while others involve reference counts, flags, or mutexes.
Sure, will do. Should this comment also be added to
list_for_each_continue_rcu()?
johannes
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