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:
Aug. 17, 1999
Filed:
Nov. 18, 1997
Applicant:
Inventors:
Jaime F Anaya, San Jose, CA (US);
John A Kistler, San Jose, CA (US);
Frank Cullen Sherwin, Morgan Hill, CA (US);
Jay A Yothers, Gilroy, CA (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
707-8 ; 395726 ;
Abstract
Two methods for resolving locking contention for pseudo-deadlocked transactions without rolling back or aborting any of the deadlocked transactions are provided. In one method, one or more shared lock requests from deadlocked transactions are granted ahead of at least one exclusive lock request from a deadlocked transaction. In another method, all shared lock requests from deadlocked transactions are granted ahead of all exclusive lock requests from deadlocked transactions.