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Re: [Xen-devel] __va() vs phys_to_virt()



On Friday, March 18, 2005 10:46 am, Hollis Blanchard wrote:
> On Friday 18 March 2005 12:45, Xin Zhao wrote:
> > I thought they are the same. phys_to_virt() essentially calls __va().
>
> They are implemented the same on x86, but that does not imply they mean the
> same thing.

A quick grep shows that most platforms implement __va and phys_to_virt the 
same way, as addr + PAGE_OFFSET.  But alpha seems to do phys_to_virt a little 
differently.  There may be others though, it was only a quick scan.

Jesse


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