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:
Sep. 03, 2013
Filed:
Aug. 29, 2011
Connie Wai Mun Cheung, Sunnyvale, CA (US);
Madhavi Kondapaneni, Cupertino, CA (US);
Joann Yin Lam, San Francisco, CA (US);
Ramaswamy Sivaramakrishnan, San Jose, CA (US);
Connie Wai Mun Cheung, Sunnyvale, CA (US);
Madhavi Kondapaneni, Cupertino, CA (US);
Joann Yin Lam, San Francisco, CA (US);
Ramaswamy Sivaramakrishnan, San Jose, CA (US);
Oracle International Corporation, Redwood Shores, CA (US);
Abstract
A method including: receiving multiple local requests to access the cache line; inserting, into an address chain, multiple entries corresponding to the multiple local requests; identifying a first entry at a head of the address chain; initiating, in response to identifying the first entry and in response to the first entry corresponding to a request to own the cache line, a traversal of the address chain; setting, during the traversal of the address chain, a state element identified in a second entry; receiving a foreign request to access the cache line; inserting, in response to setting the state element, a third entry corresponding to the foreign request into the address chain after the second entry; and relinquishing, in response to inserting the third entry after the second entry in the address chain, the cache line to a foreign thread after executing the multiple local requests.