External cache operation based on clean castout messages

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United States of America Patent

PATENT NO 9189424
APP PUB NO 20120311267A1
SERIAL NO

13149493

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Abstract

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A processor transmits clean castout messages indicating that a cache line is not dirty and is no longer being stored by a lowest level cache of the processor. An external cache receives the clean castout messages and manages cache lines based in part on the clean castout messages.

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Patent Owner(s)

Patent OwnerAddress
HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP1701 EAST MOSSY OAKS ROAD SPRING TX 77389

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gaither, Blaine D Fort Collins, US 60 1372
Plettner, David A Cupertino, US 2 14

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