Virtualization with fortuitously sized shadow page tables

Details Virtualization with fortuitously sized shadow page tables Virtualization with fortuitously sized shadow page tables

2009-05-14

2011-12-06

Pham, Ly D (Department: 2827)

Electrical computers and digital processing systems: memory

Address formation

Address mapping

C711S002000, C711SE12060

Reexamination Certificate

active

08074045

ABSTRACT:
In a computing system having virtualization software including a guest operating system (OS), a method for providing page tables that includes: providing a guest page table used by the guest OS and a shadow page table used by the virtualization software wherein at least a portion of the guest page table and the shadow page table share computer memory; wherein: machine pages have a predetermined size; and the virtualization software maps guest OS physical pages to machine pages at a predetermined alignment.

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