The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2011
Filed:
May. 14, 2009
Scott W. Devine, Katanah, NY (US);
Lawrence S. Rogel, Brookline, MA (US);
Prashanth P. Bungale, Cambridge, MA (US);
Gerald A. Fry, Brighton, MA (US);
Scott W. Devine, Katanah, NY (US);
Lawrence S. Rogel, Brookline, MA (US);
Prashanth P. Bungale, Cambridge, MA (US);
Gerald A. Fry, Brighton, MA (US);
VMware, Inc., Palo Alto, CA (US);
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.