Xen devel - Jul 2013 - Does xen use 2MB page?

hi,all

I am reading xen address space layout

 4M

M2P translation table(RO)

24M

Page-Frame Information

4M

M2P translation table(R/W)

4M

Linear Page Table

4M

Shadow Linear Page Table

4M

Per Domain Mapping

4M

Map Cache

12M

Direct Map

4M

IO Remap

I found that all of they are multiple of 2MB.   Does xen use 2MB page?
under the mode of PAE, the page size of  Big Page is  2MB



-- 
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regards,
yandong


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On Mon, 2013-07-22 at 17:03 +0800, yandong han wrote:
> I found that all of they are multiple of 2MB.   Does xen use 2MB page?
> under the mode of PAE, the page size of  Big Page is  2MB
I don''t know off hand, but it''s worth pointing out that the
x86_32 (PAE)
hypervisor was removed in Xen 4.3, so I wouldn''t recommend doing any
majpor work on it if that is why you are asking.

Ian.