Re: [kvm-ppc-devel] RFC/patch portability: split kvm_vm_ioctl v2

[Carsten Otte <cotte-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>]

Avi Kivity wrote:
> Zhang, Xiantao wrote:
>> Avi Kivity wrote:
>>> Wht about aliases?  Aliases allow you go have two different physical
>>> addresses for the same page.  This is useful for mapping the
>>> framebuffer on x86 (both at the pci region and at 0xa0000, the
>>> traditional ISA location).
>>>
>>> Are they useful for ia64?
>>>     
>>
>> Sure,  it also should benefit IA64 side :)
>>   
> 
> Actually, thinking about it, regular memory slots support this too.  
> Simply create a new memory slot to that memory.  So aliases can be x86 
> specific (for compatibility reasons).

Memory slots turn out to be surprisingly flexible :-).

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