Re: memory barrier question

From: Paul E. McKenney
Date: Mon Sep 20 2010 - 16:41:07 EST


On Tue, Sep 21, 2010 at 08:26:14AM +1200, Michael Cree wrote:
> On 21/09/10 06:25, Paul E. McKenney wrote:
> >But do we really care about Alpha anymore? (I can see it now... The
> >Alpha portion of the kernel tree moves to staging...)
>
> I do.
>
> Sent from my Compaq Alpha XP1000 :-)

In that case, an smp_read_barrier_depends() or rcu_dereference() is
also required...

Thanx, Paul
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