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HDFS >> mail # dev >> Backporting HDFS-1620, HDFS-2197, HDFS-2314 to branch-0.23

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Re: Backporting HDFS-1620, HDFS-2197, HDFS-2314 to branch-0.23
Todd, HDFS-1620 breaks Raid compile...

On Sep 8, 2011, at 8:39 PM, Todd Lipcon wrote:

> I plan to push the following patches to branch-0.23 tomorrow morning
> unless there's any objection:
>    HDFS-1620. Rename HdfsConstants -> HdfsServerConstants,
> FSConstants -> HdfsConstants. (Harsh J Chouraria via atm)
>    HDFS-2197. Refactor RPC call implementations out of NameNode
> class. Contributed by Todd Lipcon.
>    HDFS-2314. MRV1 test compilation broken after HDFS-2197.
> Contributed by Todd Lipcon
> The motivation is that the rename in HDFS-1620 touched most of the
> files in HDFS and will cause future backports to have a lot of
> conflicts unless we backport this one. HDFS-2197 moved all of the RPC
> methods out of NameNode.java to a new class, and hence would cause
> conflicts on any future changes that affect the NN RPC. 2314 is a
> simple bugfix on 2197.
> The backports were straightforward so I'll assume it doesn't need a
> separate review. If you'd like to take a look, I pushed a tree here:
> https://github.com/toddlipcon/hadoop-common/tree/branch-0.23-backport-2197
> Thanks
> -Todd
> --
> Todd Lipcon
> Software Engineer, Cloudera