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:
Apr. 09, 2024
Filed:
Oct. 19, 2022
Applicant:
Advanced Micro Devices, Inc., Santa Clara, CA (US);
Inventors:
Ganesh Balakrishnan, Austin, TX (US);
Amit Apte, Austin, TX (US);
Ann Ling, Santa Clara, CA (US);
Vydhyanathan Kalyanasundharam, Santa Clara, CA (US);
Assignee:
Advanced Micro Devices, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0815 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0815 (2013.01);
Abstract
A method includes, in a cache directory, storing an entry associating a memory region with an exclusive coherency state, and in response to a memory access directed to the memory region, transmitting a demote superprobe to convert at least one cache line of the memory region from an exclusive coherency state to a shared coherency state.