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:
Feb. 26, 2019
Filed:
Mar. 29, 2017
Huawei Technologies Co., Ltd., Shenzhen, CN;
Michael Huang, Rochester, NY (US);
Tongtong Cao, Beijing, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A cache directory processing method for a multi-core processor system, and directory controllers is presented. The method includes obtaining a first directory entry corresponding to first-type storage space in shared storage space of the multi-core processor system and in a directory of the shared storage space; performing a directory entry combination operation on the first directory entry according to each directory entry in the first directory entry and according to an access type and a sharer, to form a second directory entry of the first-type storage space; and when a record quantity of the second directory entry is less than a record quantity of the first directory entry, replacing the first directory entry with the second directory entry, and using the second directory entry as a directory entry corresponding to the first-type storage space and in the directory of the shared storage space.
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