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https://issues.apache.org/jira/browse/HDFS-6373?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13996905#comment-13996905
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Andrew Wang commented on HDFS-6373:
-----------------------------------
This is basically what I had in mind, but how do you feel about throwing some
kind of RuntimeException, e.g. UnsupportedOperationException? It should prevent
anyone from trying this in the future.
> Remove support for extended attributes on symlinks
> --------------------------------------------------
>
> Key: HDFS-6373
> URL: https://issues.apache.org/jira/browse/HDFS-6373
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Reporter: Andrew Wang
> Assignee: Charles Lamb
> Attachments: HDFS-6373.1.patch
>
>
> Looking in the Linux source code, we see the following:
> http://lxr.linux.no/linux+v3.14.3/fs/xattr.c
> {code}
> 60 /*
> 61 * In the user.* namespace, only regular files and directories
> can have
> 62 * extended attributes. For sticky directories, only the owner and
> 63 * privileged users can write attributes.
> 64 */
> {code}
> We should consider removing {{XAttrFeature}} from {{INodeSymlink}}.
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