Re: [1/3] Add 4GB DMA32 zone

[Roman Zippel]

Hi,

On Mon, 12 Sep 2005, Andi Kleen wrote:

> > > -#define MAX_NR_ZONES		3	/* Sync this with ZONES_SHIFT */
> > > -#define ZONES_SHIFT		2	/* ceil(log2(MAX_NR_ZONES)) */
> > > +#define MAX_NR_ZONES		4	/* Sync this with ZONES_SHIFT */
> > > +#define ZONES_SHIFT		3	/* ceil(log2(MAX_NR_ZONES)) */
> >
> > Why needs ZONES_SHIFT to be increased?
> >
> > > -#define FLAGS_RESERVED		8
> > > +#define FLAGS_RESERVED		9
> >
> > I would prefer to keep this at 8.
> 
> sparsemem needs these two.

What two? What are you talking about???

bye, Roman
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