RESOURCE ACCESS CONTROL

Various embodiments enable mappings of logical regions to physical regions for a memory resource for data writes to be maintained. A first mapping of logical regions to physical regions and a second mapping of logical regions to physical regions for a memory resource are maintained. The second mappi...

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Bibliographische Detailangaben
Hauptverfasser: Allen Brent Charles, Brench Neil A, Brown Joerg Raymond
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Various embodiments enable mappings of logical regions to physical regions for a memory resource for data writes to be maintained. A first mapping of logical regions to physical regions and a second mapping of logical regions to physical regions for a memory resource are maintained. The second mapping comprises a safe state of the memory resource. Responsive to receiving a request to write data to a logical region of the logical regions, a first set of data is written to a first physical region of the physical regions according to the first mapping of logical regions to physical regions. Responsive to receiving a request to read data from the logical region of the logical regions, a second set of data is read from a second physical region of the physical regions according to the second mapping of logical regions to physical regions.