Locking and memory allocation in file system cache
US7124266B1 · kind B1 · utility
8Cited by
16References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2006 |
| Grant date | Oct 17, 2006 |
| Priority date | — |
| Expiry date | Jan 6, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/99953
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method may involve assigning each of a plurality of freelists and a plurality of hashlists used to implement a cache to one of a plurality of lock groups and acquiring one of a plurality of locks. Objects on each freelist and hashlist that are assigned to the same lock group are allocated from the same one of a plurality of memory allocation pools. Each lock group is associated with a respective one of the plurality of locks. Acquiring the lock locks a freelist and several hashlists included in an associated lock group of the plurality of lock groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.