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:
Feb. 07, 2023

Filed:

Jun. 25, 2021
Applicant:

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

Inventors:

Bulent Abali, Tenafly, NJ (US);

Bartholomew Blaner, Shelburne, VT (US);

Alper Buyuktosunoglu, White Plains, NY (US);

William J. Starke, Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 12/0802 (2016.01); G06F 12/06 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0802 (2013.01); G06F 12/0638 (2013.01); G06F 2212/72 (2013.01);
Abstract

A method, system, and computer program product for local DRAM caching of storage class memory elements are provided. The method identifies a cache line with a cache address in a local dynamic random-access memory (DRAM). The cache line is compressed within the local DRAM to generate a compressed cache line and an open memory space within the local DRAM. A cache tag is generated in the open memory space and a validation value is generated in the open memory space for the compressed cache line. The method determines a cache-hit for the cache line based on the cache address, the cache tag, and the validation value.


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