Following issues need to be ported from trunk to 0.23.
HADOOP-2298 TestDFSOverAvroRpc fails
Justification: This makes a protocol method name change. Required for
compatibility of 0.23 with future releases.
HDFS-2355 Enable using same configuration file in federation
Justification: This makes configuration for federation simpler
HADOOP-7668 Adds a NetUtil utility to identify if an IP address belongs to
the local host
Justifiction: This is a useful utility needed for HDFS-2355
HDFS-395 Add block deletion acks from datanode to namenode
Justification: This is an important change for robustness and can reduce
block report load
HADOOP-7509 Improve message when Authentication is required
HADOOP-7745 Fix bug related to 7509
Justification: Improves exception message
HDFS-2371 Refactor BlockSender
Justification: Integrating this will help merging to/from trunk to 0.23
Let me know if I can proceed.