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:
Nov. 17, 2020

Filed:

Feb. 08, 2019
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Varnika Atmakuri, West Windsor, NJ (US);

Adam Collura, Hopewell Junction, NY (US);

James Bonanno, Wappingers Falls, NY (US);

Suman Amugothu, Poughkeepsie, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/00 (2006.01); G06F 3/06 (2006.01); G06F 12/123 (2016.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/0604 (2013.01); G06F 3/0673 (2013.01); G06F 12/123 (2013.01);
Abstract

Examples of techniques for controlling write requests to a memory structure having limited write ports are described herein. An aspect includes storing, in a first queue, write requests received from a first source having a first priority. Another aspect includes storing, in a second queue, write requests received from a second source having a second priority, wherein the second priority is lower than the first priority. Aspects also include identifying a selected queue from the first queue and the second queue based on a selection algorithm, which is a function of a state associated with the first queue and the second queue. Aspects further include forwarding a write request from the selected queue to a write port of the memory structure.


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