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.

Date of Patent:
Oct. 24, 2017

Filed:

Aug. 22, 2016
Applicant:

Nvidia Corporation, Santa Clara, CA (US);

Inventors:

Jerome F. Duluk, Jr., Palo Alto, CA (US);

Cameron Buschardt, Round Rock, TX (US);

James Leroy Deming, Madison, AL (US);

Lucien Dunning, Santa Clara, CA (US);

Brian Fahs, Los Altos, CA (US);

Mark Hairgrove, San Jose, CA (US);

Chenghuan Jia, Fremont, CA (US);

John Mashey, Portola Valley, CA (US);

James M. Van Dyke, Austin, TX (US);

Assignee:

NVIDIA Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 13/00 (2006.01); G06F 3/06 (2006.01); G06F 12/08 (2016.01); G06F 12/1009 (2016.01); G06F 12/122 (2016.01);
U.S. Cl.
CPC ...
G06F 3/0647 (2013.01); G06F 3/061 (2013.01); G06F 3/0655 (2013.01); G06F 3/0683 (2013.01); G06F 12/08 (2013.01); G06F 12/1009 (2013.01); G06F 12/122 (2013.01); G06F 2212/652 (2013.01);
Abstract

One embodiment of the present invention sets forth a computer-implemented method for migrating a memory page from a first memory to a second memory. The method includes determining a first page size supported by the first memory. The method also includes determining a second page size supported by the second memory. The method further includes determining a use history of the memory page based on an entry in a page state directory associated with the memory page. The method also includes migrating the memory page between the first memory and the second memory based on the first page size, the second page size, and the use history.


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