[HDFS-4791] Update and fix deletion of reference inode

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: Snapshot (HDFS-2802)
• Component/s: namenode
• Hadoop Flags: Reviewed
• Assignee: Jing Zhao
• Reporter: Jing Zhao
• Created: 02/May/13 20:40
• Updated: 22/May/13 22:12
• Resolved: 04/May/13 22:11

Description

Currently for deleting or destroying a reference node, we directly call the corresponding methods of the referred inode, and patch code for extra clean after deletion. This jira will revisit the deletion of reference inodes, simplify the current code and fix existing bugs.

Issue Links

• relates to: HDFS-4842 Snapshot: identify the correct prior snapshot when deleting a snapshot under a renamed subtree