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

[Serge E. Hallyn]

Quoting Paul E. McKenney (paulmck@xxxxxxxxxxxxxxxxxx):
> 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

Hey Paul,

curious, why do they not look like the same list?

-serge
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