On Tue, Oct 30, 2007 at 03:06:20PM +0100, Patrick McHardy wrote:
> Paul E. McKenney wrote:
> >Hello!
> >
> >While reviewing rcu_dereference() uses, I came across a number of cases
> >where I couldn't see how the rcu_dereference() helped. One class of
> >cases is where the variable is never subsequently dereferenced, so that
> >patches like the following one would be appropriate.
> >
> >So, what am I missing here?
>
> Nothing, it was mainly intended as documentation that the hooks are
> protected by RCU. I agree that its probably more confusing this way
> since we're not even in a rcu_read_lock protected section.
>
> I've queued a patch to remove them all.
Thank you!!!
Thanx, Paul
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