Re: [Xen-devel] mmap in PV xen-4.0.1

[Wei Liu <liuw@xxxxxxxxx>]

On Wed, Aug 10, 2011 at 12:45:20PM -0700, Eric Camachat wrote:
> The idea is move servers into XEN domU.
> I saw that 3.0 has built-in XEN support, I can try it later.
> But I don't know if other components are compatible with 3.0.
> 
> I just wonder that MFN should equals PFN in PV (para-virtualization),
> so it should works properly.
> 

If by "PFN" you mean "Physical Frame Number", then I think you made a
wrong assumption here.

MFN and PFN has no linear, 1:1 mapping relationship, let alone say
they are equal.

Wei.

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