Use concurrent unordered map for thread safety #3756
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A new Pull Request was created by @wmtan for CMSSW_7_1_ROOT6_X. Use concurrent unordered map for thread safety It involves the following packages: FWCore/Utilities @cmsbuild, @Degano, @Dr15Jones, @ktf, @nclopezo can you please review it and eventually sign? Thanks. |
davidlt
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May 8, 2014
Use concurrent unordered map for thread safety
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Our code for ROOT6 uses a static map as a cache. This pull request replaces the std::map with tbb::coucurrent_unordered_map for thread safety. The concurrent_unordered_map is not thread safe for deletions, but that is OK since we never delete anything from the map.