Compare, swap and store facility with no external serialization

Details Compare, swap and store facility with no external serialization Compare, swap and store facility with no external serialization

2009-09-09

2010-10-05

Kim, Matt (Department: 2186)

Electrical computers and digital processing systems: memory

Storage accessing and control

Shared memory area

C711S152000

Reexamination Certificate

active

07809894

ABSTRACT:
A compare, swap and store facility is provided that does not require external serialization. A compare and swap operation is performed using an interlocked update operation. If the comparison indicates equality, a store operation is performed. The compare, swap and store operations are performed as a single unit of operation.

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