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  1. WiredTiger
  2. WT-2566

All lock operations should be barriers

          Details

          • Type: Bug
          • Status: Closed
          • Priority: Blocker - P1
          • Resolution: Fixed
          • Affects Version/s: None
          • Fix Version/s: WT2.9.0
          • Labels:
            None

            Description

            When testing changes in WT-2560 on PPC, we discovered that the read/write lock implementation (and hence the fair lock implementation) do not include barriers in all of their lock / unlock operations. They need to: reasonable application code relies on it.

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                is depended on by

                Bug - A problem which impairs or prevents the functions of the product. WT-2560 Stuck trying to update oldest transaction ID

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

                Task - A task that needs to be done. SERVER-23682 WiredTiger changes for MongoDB 3.2.6

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

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                    • Assignee:
                      michael.cahill Michael Cahill
                      Reporter:
                      michael.cahill Michael Cahill
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                      Dates

                      • Created:
                        Updated:
                        Resolved: