Systems and methods for persistent deallocation

  • US 8,762,658 B2
  • Filed: 08/03/2012
  • Issued: 06/24/2014
  • Est. Priority Date: 12/06/2006
  • Status: Active Grant
First Claim
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1. An apparatus for managing data stored on a non-volatile storage medium, comprising:

  • a non-volatile storage medium;

    a request receiver module configured to receive a message comprising a logical identifier, the message indicating that data associated with the logical identifier has been erased, wherein the logical identifier is mapped to a physical storage location of the non-volatile storage medium; and

    a storage module configured to store persistent data on the non-volatile storage medium in response to the indication, wherein the persistent data is configured to indicate that the data associated with the logical identifier is erased.

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