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US 7,600,079 B2Granted
Performing a memory write of a data unit without changing ownership of the data unit
AssigneeHewlett-Packard Development Company, L.P.
InventorsBlaine D. Gaither, Judson E. Veazey, Patrick Knebel
Life of this patent
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Abstract
A method comprises, while a first device has ownership of a data unit, a second device issuing a request to perform a memory write of said data unit. The method further comprises a memory controller performing the memory write without changing ownership to the second device.
Claims14
A method, comprising:
- while a first device has ownership of a data unit, a second device issuing a request to perform a memory write of said data unit;
- and
- a memory controller performing said memory write without changing ownership of said data unit.
A system, comprising:
- a memory buffer;
- a first device;
- a second device;
- and
- a memory controller coupled to said memory buffer, first device, and second device, said memory controller performs a write to a target line within said memory buffer on behalf of the second device while said first device has ownership of said target line, without changing ownership of said line.
2 more elements
A system, comprising:
- a memory buffer;
- a first device;
- a second device;
- and
- means for performing a write to a target line within said memory buffer on behalf of the second device while said first device has ownership of said target line, without changing ownership of said line.
2 more elements
Dependencies are inferred from the claim text.