Why ref_counter of HdfsFileSystem isn't designed with atomic_int_type ？

dmlc / dmlc-core

A common bricks library for building scalable and portable distributed machine learning.

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Why ref_counter of HdfsFileSystem isn't designed with atomic_int_type ？ #642

Open JingLiofLiJing opened 3 years ago

JingLiofLiJing commented 3 years ago

If last HDFSStream or singleton HdfsFilesystem object is descructed, i'm confused about "refcounter[0] -= 1" might not achieve the desired effect, which will lead to hdfsFS not disconnected. Could you pls give me some hint about this question?