Patent · US Expired

Cooperative lock override procedure

US6757769B1 · kind B1 · utility

256Cited by
8References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 28, 2000
Grant dateJun 29, 2004
Priority date
Expiry dateNov 28, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2209/523
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Queued lock services for managing a shared resource in a data processing system include a cooperative lock override procedure. On detecting a protocol failure by another processor, the detecting processor confirms that the failing processor is the lockholder and passes the lock to the next requestor in the queue.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.