Re: [RFC][PATCH] Change pcibus_to_cpumask() to pcibus_to_node()

[Andi Kleen <ak@suse.de>]

On Tue, 27 Jul 2004 08:15:39 -0700
Jesse Barnes <jbarnes@engr.sgi.com> wrote:

> On Tuesday, July 27, 2004 7:16 am, Andi Kleen wrote:
> > On Mon, 26 Jul 2004 17:10:08 -0700
> >
> > Matthew Dobson <colpatch@us.ibm.com> wrote:
> > > So in discussions with Jesse at OLS, we decided that pcibus_to_node() is
> > > a more generally useful function than pcibus_to_cpumask().  If anyone
> > > disagrees with that, now would be a good time to let us know.
> >
> > Not sure that is a good idea. Sometimes this information is not available.
> > With pcibus_to_cpumask() the fallback is obvious, but it isn't with
> > pcibus_to_node(). Returning a random node is wrong.
> 
> Hmm... so there's no way for you to get a node or nodemask at all?

When the BIOS has _PXM methods there will be probably.
Just I cannot guarantee it has that, so there should be some clean fallback path.

If cpumask is too complicated for you a pcibus_to_nodemask would be fine
for me too, just please no single node number.


-Andi