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  1. Core Server
  2. SERVER-6973

Need fast loadUnsafe() function in AtomicWord

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    Description

      mfence adds a lot of overhead and isn't needed in some cases. Example use case:

      AtomicInt32 _referenceCount;
      		 
      bool isShared() const { return _referenceCount.loadUnsafe() > 1; }

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          Improvement - An improvement or enhancement to an existing feature or task. SERVER-7610 Consider unfenced load for CurOp::killPending()

          • Major - P3 - Major loss of function.
          • Closed

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              alerner Alberto Lerner
              mathias@mongodb.com Mathias Stearn
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