Patent · US Active

Virtualization with shadow page tables

US8464022B2 · kind B2 · utility

3Cited by
12References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 2011
Grant dateJun 11, 2013
Priority date
Expiry dateNov 4, 2031

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2212/152
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

One or more embodiments provides a shadow page table used by a virtualization software wherein at least a portion of the shadow page table shares computer memory with a guest page table used by a guest operating system (OS) and wherein the virtualization software provides a mapping of guest OS physical pages to machine pages.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.