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:
Aug. 09, 2016

Filed:

Aug. 18, 2015
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Adi Habusha, Moshav Alonei Abba, IL;

Gil Stoler, Nofit, IL;

Said Bshara, Tira, IL;

Nafea Bshara, San Jose, CA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2016.01); G11C 7/10 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0833 (2013.01); G06F 12/0831 (2013.01); G11C 7/1072 (2013.01); G06F 2212/62 (2013.01);
Abstract

A method for writing data, the method may include: receiving or generating, by an interfacing module, a data unit coherent write request for performing a coherent write operation of a data unit to a first address; receiving, by the interfacing module and from a circuit that comprises a cache and a cache controller, a cache coherency indicator that indicates that a most updated version of the content stored at the first address is stored in the cache; and instructing, by the interfacing module, the cache controller to invalidate a cache line of the cache that stored the most updated version of the first address without sending the most updated version of the content stored at the first address from the cache to a memory module that differs from the cache if a length of the data unit equals a length of the cache line.


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