Updating directory cache

Updating directory cache

The present invention provides a method and apparatus for updating a directory cache. The method comprises detecting a memory access transaction, determining a retention value based on the type of memory access transaction, and storing the retention value in an entry associated with the memory acces...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHANAHAN PATRICIA, PHELPS ANDREW E
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:The present invention provides a method and apparatus for updating a directory cache. The method comprises detecting a memory access transaction, determining a retention value based on the type of memory access transaction, and storing the retention value in an entry associated with the memory access transaction.