- 专利标题: Methods, systems and devices for recovering from corruptions in data processing units in non-volatile memory devices
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申请号: US15828104申请日: 2017-11-30
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公开(公告)号: US10528426B2公开(公告)日: 2020-01-07
- 发明人: Viacheslav Anatolyevich Dubeyko , Luis Vitorio Cargnini
- 申请人: Western Digital Technologies, Inc.
- 申请人地址: US CA San Jose
- 专利权人: Western Digital Technologies, Inc.
- 当前专利权人: Western Digital Technologies, Inc.
- 当前专利权人地址: US CA San Jose
- 代理机构: Chang & Hale LLP
- 主分类号: G06F11/14
- IPC分类号: G06F11/14 ; G06F11/10 ; G11C7/10 ; G06F15/78
摘要:
Systems and methods are disclosed for recovering from various types of data and process corruptions at a data processing unit of a plurality of data processing units each coupled with a non-volatile memory divided into a plurality of selectable locations, in a system absent a central processing unit. In some embodiments a data processing unit is configured to determine validity of an allocation table of the data processing unit, retrieve a process descriptor from the allocation table, parse the non-volatile memory for a first set of process data corresponding to the process descriptor, determine validity of the first set of process data corresponding to the process descriptor and attempt to recover the first set of process data in accordance with a determination that the first set of process data is invalid.
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