Demote instruction for relinquishing cache line ownership

A computer system processor of a multi-processor computer system having cache subsystem, executes a demote instruction to cause a cache line exclusively owned by the computer system processor to become shared or read-only in the cache subsystem.

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Bibliographic Details
Main Authors Jackson Kathryn Marie, Webb Charles Franklin, Shum Chung-Lung Kevin
Format Patent
LanguageEnglish
Published 04.04.2017
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:A computer system processor of a multi-processor computer system having cache subsystem, executes a demote instruction to cause a cache line exclusively owned by the computer system processor to become shared or read-only in the cache subsystem.
Bibliography:Application Number: US201615174566