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Data Storage System with Stale Data Mechanism and Method of Operation Thereof

  • US 20150046665A1
  • Filed: 07/15/2014
  • Published: 02/12/2015
  • Est. Priority Date: 08/07/2013
  • Status: Active Grant
First Claim
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1. A method of operation of a data storage system comprising:

  • receiving a write command specifying a logical address to which to write;

    determining whether a stale flag corresponding to the logical address is set;

    in accordance with a determination that the stale flag is not set, setting the stale flag and releasing the write command to be processed; and

    in accordance with a determination that the stale flag is set, detecting an overlap, wherein the overlap indicates two or more outstanding write commands are operating on the same memory space.

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