Locking and memory allocation in file system cache

Details Locking and memory allocation in file system cache Locking and memory allocation in file system cache

2006-03-07

2006-03-07

Verbrugge, Kevin (Department: 2189)

Electrical computers and digital processing systems: memory

Storage accessing and control

Control technique

C707S793000, C707S793000

Reexamination Certificate

active

07010655

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.

REFERENCES:
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patent: 6389513 (2002-05-01), Closson
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patent: 2004/0107227 (2004-06-01), Michael
patent: 2004/0133573 (2004-07-01), Miloushev et al.

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