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https://issues.apache.org/jira/browse/HDFS-7440?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14225363#comment-14225363
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Jing Zhao commented on HDFS-7440:
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With the change now FSNamesystem#removeBlocks is moved into the fsn write lock
(in {{deleteSnapshot}}). I think we'd better still keep it out of the write
lock.
> Consolidate snapshot related operations in a single class
> ---------------------------------------------------------
>
> Key: HDFS-7440
> URL: https://issues.apache.org/jira/browse/HDFS-7440
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Haohui Mai
> Assignee: Haohui Mai
> Attachments: HDFS-7440.000.patch, HDFS-7440.001.patch
>
>
> Currently the snapshot-related code scatters across both {{FSNameSystem}} and
> {{FSDirectory}}. This jira proposes to consolidate the logic in a single
> class.
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