Re: [PATCH 4/4] vmm: Use a static memory map

From: Christoph Lameter <clameter_at_sgi.com>
Date: 2006-10-13 11:13:53
On Fri, 13 Oct 2006, KAMEZAWA Hiroyuki wrote:

> 
> > +#define VIRTUAL_MEM_MAP_SIZE   (1UL << (IA64_MAX_PHYS_BITS - PAGE_SHIFT +\
> > +					STRUCT_PAGE_ORDER))
> 
> I'm not sure but Is this size of virtual-memory able to be mapped by any configs ?

I was going for the maximum physical memory supported.

> > +#define VMALLOC_START  (VIRTUAL_MEM_MAP + VIRTUAL_MEM_MAP_SIZE)
> > +#define VMALLOC_END    (RGN_BASE(RGN_GATE) + (1UL << (4*PAGE_SHIFT - 9)))
> > +
> And, (1UL << (4*PAGE_SHIFT-9)) - VIRTUAL_MEM_MAP_SIZE is real VMALLOC size. 
> I think.

Correct.


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Received on Fri Oct 13 11:14:33 2006

This archive was generated by hypermail 2.1.8 : 2006-10-13 11:14:43 EST