[jira] [Created] (ARROW-3024) [C++] Replace usages of std::mutex with atomics in memory_pool.cc

[Wes McKinney (JIRA)]

Wes McKinney created ARROW-3024:
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             Summary: [C++] Replace usages of std::mutex with atomics in 
memory_pool.cc
                 Key: ARROW-3024
                 URL: https://issues.apache.org/jira/browse/ARROW-3024
             Project: Apache Arrow
          Issue Type: Improvement
          Components: C++
            Reporter: Wes McKinney
             Fix For: 0.11.0


I believe it should be possible to make the default memory pool lock-free



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