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SubjectRe: [PATCH] calgary: Increase the maximum PHB bus number
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?

--D


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