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MAP RECYCLING ACCELERATION

  • US 20160306577A1
  • Filed: 06/29/2016
  • Published: 10/20/2016
  • Est. Priority Date: 06/25/2013
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a memory configured to store data; and

    a controller configured to process a plurality of input/output requests to read/write to/from the memory, the controller comprising a processor configured to initiate a recycle operation by generation of a start index, a cache configured to buffer a first level of a map and less than all of a second level of the map, and a hardware assist circuit configured to search through the first level or any portions of the second level of the map in the cache in response to the start index, and notify the processor in response to the search detecting one or more blocks in the memory that contain valid data to be recycled.

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