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SubjectRe: [PATCH] calgary: Increase the maximum PHB bus number
On Thu, Feb 18, 2010 at 10:37:50AM -0800, Darrick J. Wong wrote:
> On Wed, Dec 09, 2009 at 11:03:46AM +0200, Muli Ben-Yehuda wrote:
> > On Tue, Dec 08, 2009 at 04:59:01PM -0800, Darrick J. Wong wrote:
> >
> > > -#define MAX_NUM_OF_PHBS 8 /* how many PHBs in total? */
> > > -#define MAX_NUM_CHASSIS 8 /* max number of chassis */
> > > -/* MAX_PHB_BUS_NUM is the maximal possible dev->bus->number */
> > > -#define MAX_PHB_BUS_NUM (MAX_NUM_OF_PHBS * MAX_NUM_CHASSIS * 2)
> > > +/*
> > > + The maximum PHB bus number.
> > > + x3950M2 (rare): 8 chassis, 48 PHBs per chassis = 384
> > > + x3950M2: 4 chassis, 48 PHBs per chassis = 192
> > > + x3950 (PCIE): 8 chassis, 32 PHBs per chassis = 256
> > > + x3950 (PCIX): 8 chassis, 16 PHBs per chassis = 128
> > > +*/
> > > +#define MAX_PHB_BUS_NUM 384
> > > +
> > > #define PHBS_PER_CALGARY 4
> >
> > We'll end up wasting a few bytes on small systems, but I don't think
> > it's enough to matter on these fairly large systems. As far as I'm
> > concerned, patch is fine.
> >
> > Acked-by: Muli Ben-Yehuda <muli@il.ibm.com>
>
> Hmm... has this patch been queued up by anyone for the .34 merge
> window?

I don't maintain a separate Calgary patchset anymore, hopefully Ingo
or one of the other x86 maintainers have picked it up?

Cheers,
Muli


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