Patent · US Active

Locking a cache line for write operations on a bus

US9075720B2 · kind B2 · utility

4Cited by
7References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 4, 2010
Grant dateJul 7, 2015
Priority date
Expiry dateMay 8, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2212/657
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Provided are a computer program product, system, and method for locking a cache line for a burst write operations on a bus. A cache line is allocated in a cache for a target address. A lock is set for the cache line, wherein setting the lock prevents the data in the cache line from being cast out. Data is written to the cache line. All the data in the cache line is flushed to the target address over a bus in response to completing writing to the cache line.

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