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:
May. 23, 2023

Filed:

Mar. 31, 2021
Applicant:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Inventors:

Sergey Blagodurov, Bellevue, WA (US);

Brandon K. Potter, Austin, TX (US);

Johnathan Alsop, Seattle, WA (US);

Assignee:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 9/30 (2018.01); G06F 9/38 (2018.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/067 (2013.01); G06F 3/0658 (2013.01); G06F 9/30087 (2013.01); G06F 9/3838 (2013.01); G06F 3/0604 (2013.01);
Abstract

A data processor includes a fabric-attached memory (FAM) interface for coupling to a data fabric and fulfilling memory access instructions. A requestor-side adaptive consistency controller coupled to the FAM interface requests notifications from a fabric manager for the fabric-attached memory regarding changes in requestors authorized to access a FAM region which the data processor is authorized to access. If a notification indicates that more than one requestor is authorized to access the FAM region, fences are activated for selected memory access instructions in a local application.


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