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https://issues.apache.org/jira/browse/HDFS-4434?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13633592#comment-13633592
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Tsz Wo (Nicholas), SZE commented on HDFS-4434:
----------------------------------------------
{code}
+ // Null name is used for InodeMap lookup. Use id for equality in that case
{code}
The comment need to be removed. Otherwise, patch looks good. +1
> Provide a mapping from INodeId to INode
> ---------------------------------------
>
> Key: HDFS-4434
> URL: https://issues.apache.org/jira/browse/HDFS-4434
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Affects Versions: 3.0.0
> Reporter: Brandon Li
> Assignee: Suresh Srinivas
> Attachments: HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch,
> HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch,
> HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch,
> HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch,
> HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch,
> HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch,
> HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch,
> HDFS-4434.patch, HDFS-4434.patch, HDFS-4434.patch
>
>
> This JIRA is to provide a way to access the INode via its id. The proposed
> solution is to have an in-memory mapping from INodeId to INode.
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