(cherry picked from commit 0571b456)

(cherry picked from commit ce046212)
(cherry picked from commit 9855e884)
(cherry picked from commit 8d20ec5c)

(cherry picked from commit c4c9a784)
(cherry picked from commit fc99a6b8)
(cherry picked from commit a503f19e)

HADOOP-10957. The globber will sometimes erroneously return a permission denied exception when there is a non-terminal wildcard.

(cherry picked from commit 7a167311)
(cherry picked from commit 66ba7b2e)

(cherry picked from commit 2d9b77d6)
(cherry picked from commit ba95033c)

(Yu Gao via Eric Yang)



git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1618651 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1616283 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1616033 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1616032 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1615804 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1615705 13f79535-47bb-0310-9956-ffa450edef68

HDFS-6793. Missing changes in HftpFileSystem when Reintroduce dfs.http.port / dfs.https.port in branch-2. Contributed by Juan Yu.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1615245 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1614781 13f79535-47bb-0310-9956-ffa450edef68

HADOOP-10821. Prepare the release notes for Hadoop 2.5.0. (Andrew Wang and Karthik Kambatla via kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1614233 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1614132 13f79535-47bb-0310-9956-ffa450edef68

YARN-2247. Made RM web services authenticate users via kerberos and delegation token. Contributed by Varun Vasudev.
svn merge --ignore-ancestry -c 1613821 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613823 13f79535-47bb-0310-9956-ffa450edef68

MAPREDUCE-6002. Made MR task avoid reporting error to AM when the task process is shutting down. Contributed by Wangda Tan.
svn merge --ignore-ancestry -c 1613743 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613745 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613551 13f79535-47bb-0310-9956-ffa450edef68

HADOOP-10896. Update compatibility doc to capture visibility of un-annotated classes/ methods. (kasha)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613545 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613500 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613497 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613492 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613481 13f79535-47bb-0310-9956-ffa450edef68

HDFS-6696. Name node cannot start if the path of a file under construction contains .snapshot. (wang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613331 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613223 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1613203 13f79535-47bb-0310-9956-ffa450edef68

YARN-2300. Improved the documentation of the sample requests for RM REST API - submitting an app. Contributed by Varun Vasudev.
svn merge --ignore-ancestry -c 1612981 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612983 13f79535-47bb-0310-9956-ffa450edef68

Merge from trunk. HDFS-6422. getfattr in CLI doesn't throw exception or return non-0 return code when xattr doesn't exist. (Charles Lamb via umamahesh)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612924 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612918 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612898 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612709 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612697 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612611 13f79535-47bb-0310-9956-ffa450edef68

YARN-2319. Made the MiniKdc instance start/close before/after the class of TestRMWebServicesDelegationTokens. Contributed by Wenwu Peng.
svn merge --ignore-ancestry -c 1612588 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612592 13f79535-47bb-0310-9956-ffa450edef68

YARN-2270. Made TestFSDownload#testDownloadPublicWithStatCache be skipped when there’s no ancestor permissions. Contributed by Akira Ajisaka.
svn merge --ignore-ancestry -c 1612460 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1612462 13f79535-47bb-0310-9956-ffa450edef68