[jira] [Created] (HDFS-4215) Improvements on INode and image loading

["Tsz Wo (Nicholas), SZE (JIRA)" <ji...@apache.org>]

Tsz Wo (Nicholas), SZE created HDFS-4215:
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             Summary: Improvements on INode and image loading
                 Key: HDFS-4215
                 URL: https://issues.apache.org/jira/browse/HDFS-4215
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: name-node
            Reporter: Tsz Wo (Nicholas), SZE
            Assignee: Tsz Wo (Nicholas), SZE


- There are multiple places checking whether an inode is file by checking !isDirectory() && !isSymlink().  Let's add isFile() to INode.
- When adding child node to parent in image loading, synchronization is not needed.

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