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Domain’s Config. Domain creation. memory=900 ---------------------- ---------------------- ----------------------. struct domain{ hugepage_num; hugepage_list; };. hugepage_num=50. 50. Domain Create. MFNs. Xen’s Allocator. RAM. Xen. MFNs. xen_extra_mem_start.

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Domain creation

Domain’s Config

Domain creation

memory=900

----------------------

----------------------

----------------------

struct domain{

hugepage_num;

hugepage_list;

};

hugepage_num=50

50

Domain Create

MFNs

Xen’s Allocator

RAM

Xen

MFNs


Domain booting

xen_extra_mem_start

Domain booting

900M

800M

Kernel Booting

Hypercall to

Get hugepage count

Xen Hypervisor

struct domain{

hugepage_num;

hugepage_list;

};

PFNs

50


Demand

xen_extra_mem_start

Demand

900M

800M

Hugepage Request

Kernel

PFN

Hypercall to

Allocate hugepage

P2M

MFN

Xen Hypervisor

RAM

MFN

Xen

PFNs

MFNs

struct domain{

hugepage_num;

hugepage_list;

};


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