[HDFS-6848] Lack of synchronization on access to datanodeUuid in DataStorage#format()

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.6.0
• Hadoop Flags: Reviewed
• Assignee: Xiaoyu Yao
• Reporter: Ted Yu
• Created: 13/Aug/14 18:59
• Updated: 01/Dec/14 03:10
• Resolved: 04/Sep/14 00:18

Description

    this.datanodeUuid = datanodeUuid;

The above assignment should be done holding lock "DataStorage.this" - as is done in two other places.