Patent ID: 11886333
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. A memory system, comprising:
a non-volatile memory; and
a medium controller coupled to the non-volatile memory and configured to:
receive, from a memory controller and using a non-volatile dual in-line memory module (NVDIMM) protocol (NVDIMM-P), an unmap command comprising memory logical address information of one or more to-be-reclaimed memory blocks in a non-volatile memory;
receive, from the memory controller and subsequent to receiving the unmap command, an address extension command that comprises length information indicating a quantity of the one or more to-be-reclaimed memory blocks; and
reclaim, in response to the unmap command and the address extension command, the one or more of the to-be-reclaimed memory blocks based on the memory logical address information and length information to obtain one or more reclaimed memory blocks,
wherein one or more of the reclaimed memory blocks are available memory blocks.