Re: [2.6.15-rc2-mm1] Disabled flatmem on ppc32? (ARCH=powerpc)

[Kyle Moffett]

On Nov 27, 2005, at 08:43:40, Andy Whitcroft wrote:

> Kyle Moffett wrote:
>
>
> > There is a Kconfig problem for ppc32 in the latest -mm kernel.  It  
> > seems that somehow the Kconfig logic for selecting memory models   
> > under ARCH=powerpc doesn't quite get it right for standard  
> > flatmem  ppc32 systems.  When I look at the memory model  
> > selection, I only see sparsemem, whereas on a normal -rc2 kernel,  
> > I can see both flatmem and sparsemem.  This somehow triggers a  
> > #error where the number of reserved bits is less than the number  
> > necessary for the sparsemem layout (because we're on a 32-bit arch  
> > without the address space for  sparsemem?).
>
> I suspect we have neglected to add back the default for FLATMEM on  
> 32 bit when we allowed FLATMEM to be disabled for 64 bit.  Will go  
> and look at it.  Thanks for the report.

When you get it figured out, could you CC the patch to me?  I'd like  
to do some testing -mm1 and this is a bit of a showstopper :-D.  Thanks!

Cheers,
Kyle Moffett


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