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Extending cluster allocations in an extensible file system

  • US 8,364,732 B2
  • Filed: 01/13/2011
  • Issued: 01/29/2013
  • Est. Priority Date: 05/23/2006
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • obtaining a request to delete a plurality of contiguously allocated clusters of a storage media, each cluster of the plurality of contiguously allocated clusters having a corresponding allocation bitmap entry in an allocation bitmap, the allocation bitmap indicating cluster availability within the storage media; and

    clearing each allocation bitmap entry corresponding to the plurality of contiguously allocated clusters to indicate data associated with the plurality of contiguously allocated clusters has been deleted, each allocation bitmap entry having been cleared without traversing a file allocation table associated with the storage media.

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