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METHOD AND APPARATUS FOR PERFORMING ADDRESS MAPPING IN VIRTUAL FILE SYSTEM OF STORAGE UNIT HAVING A PLURALITY OF NON-VOLATILE DATA STORAGE MEDIA

  • US 20090070547A1
  • Filed: 03/10/2008
  • Published: 03/12/2009
  • Est. Priority Date: 09/11/2007
  • Status: Active Grant
First Claim
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1. An address mapping method performed in a virtual file system of a storage unit having a plurality of non-volatile data storage media, the method comprising:

  • determining a block group including a block included in each of the plurality of non-volatile data storage media;

    determining an access unit including each page included in the determined block group; and

    mapping an address of input/output data to the determined block group and access unit.

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