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SubjectRe: [2.6 patch] unexport phys_proc_id and cpu_core_id
On Thu, Jun 02, 2005 at 10:48:14PM +0200, Adrian Bunk wrote:
> On Sat, May 07, 2005 at 03:45:07PM +0200, Andi Kleen wrote:
> > On Fri, May 06, 2005 at 11:19:14PM +0200, Adrian Bunk wrote:
> > > Back in January, Andi Kleen added EXPORT_SYMBOL(phys_proc_id), stating:
> > > This is needed for the powernow k8 driver to manage AMD dual core
> > > systems.
> > >
> > > This EXPORT_SYMBOL was never used.
> > >
> > > I asked him on 13 Mar 2005 whether it's really required, but he didn't
> > > answer to my email.
> >
> > It is superceeded now with cpu_core_map[]/cpu_core_id[]
> > >
> > > 2.6.12-rc3 adds cpu_core_id with a similarly unused
> > > EXPORT_SYMBOL(cpu_core_id).
> > >
> > > It's OK to export symbols when these exports are required, but unless
> > > someone can explain why they are required now, they should be removed
> > > before 2.6.12 and then re-added when they are actually used.
> >
> > The dual powernowk8 driver really uses them, although the merging
> > process seems to be a bit slow.
> >
> > Andrew, please don't apply the patch.
>
> Is there any time when you expect to submit the dual powernowk8 driver
> you've added the EXPORT_SYMBOL for five months ago?
>
> I'd prefer if we'd not add EXPORT_SYMBOL's before the potential users
> are available...

powernow-k8 dual-core support got merged a few days ago.

Dave
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