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:
Nov. 17, 2015
Filed:
May. 31, 2011
Applicants:
Blaine D Gaither, Fort Collins, CO (US);
David a Plettner, Cupertino, CA (US);
Inventors:
Blaine D Gaither, Fort Collins, CO (US);
David A Plettner, Cupertino, CA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2006.01); G06F 12/12 (2006.01);
U.S. Cl.
CPC ...
G06F 12/128 (2013.01); G06F 12/0802 (2013.01); G06F 12/12 (2013.01);
Abstract
A processor transmits clean castout messages indicating that a cache line is not dirty and is no longer being stored by a lowest level cache of the processor. An external cache receives the clean castout messages and manages cache lines based in part on the clean castout messages.