Re: [PATCH 3/4] TPM: rcu locking

From: Paul E. McKenney
Date: Tue Sep 23 2008 - 16:27:22 EST


On Tue, Sep 23, 2008 at 05:18:17PM -0300, Rajiv Andrade wrote:
> Paul,
>
> On Tue, 2008-09-23 at 11:19 -0700, Paul E. McKenney wrote:
> >
> > But here we are deleting from what appears to be some other list.
> > And I don't see any insertiong into either list.
> >
> > What am I missing here?
> >
> > Thanx, Paul
>
> Sorry, forgot to change list_add() to list_add_rcu() in the code section
> below:
>
> > > + /* Make chip available */
> > > + spin_lock(&driver_lock);
> > > + list_add(&chip->list, &tpm_chip_list);
> > > + spin_unlock(&driver_lock);
>
> I'll resubmit.

Cool!

So tpm_chip_list and the not-obviously-identical list manipulated
in tpm_remove_hardware() really are the same list?

Thanx, Paul
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