[PATCH 2/2] [POWERPC] Size swapper_pg_dir correctly

Stephen Rothwell sfr at canb.auug.org.au
Thu Aug 23 16:13:51 EST 2007


On Wed, 22 Aug 2007 22:26:35 -0500 Kumar Gala <galak at kernel.crashing.org> wrote:
>
> > +#ifdef CONFIG_PPC64
> > +	DEFINE(PGD_TABLE_SIZE, PGD_TABLE_SIZE);
> > +#endif
> 
> Why limit this to ppc64?  The cleanup should be reasonable for all ppc.

Because PGD_TABLE_SIZE only exists for ppc64 :-) for ppc32 the
swapper_pg_dir will always be 1 page, right?

So we could have
#define PGD_TABLE_SIZE PAGE_SIZE
for 32 bit and then go around and change the swapper_pg_dir's, but that
would be a separate patch.

-- 
Cheers,
Stephen Rothwell                    sfr at canb.auug.org.au
http://www.canb.auug.org.au/~sfr/
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