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HDFS-12245. Fix INodeId javadoc

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Signed-off-by: Akira Ajisaka <aajisaka@apache.org>
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Adam Antal 2019-04-03 12:14:54 +02:00 committed by Akira Ajisaka
parent e9c4109004
commit 586826fe99
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1 changed files with 4 additions and 4 deletions
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8
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeId.java
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@ -21,9 +21,9 @@
import org.apache.hadoop.util.SequentialNumber;
/**
* An id which uniquely identifies an inode. Id 1 to 1000 are reserved for
* An id which uniquely identifies an inode. Id 1 to 16384 are reserved for
* potential future usage. The id won't be recycled and is not expected to wrap
* around in a very long time. Root inode id is always 1001. Id 0 is used for
* around in a very long time. Root inode id is always 16385. Id 0 is used for
* backward compatibility support.
*/
@InterfaceAudience.Private
@ -32,8 +32,8 @@ public class INodeId extends SequentialNumber {
* The last reserved inode id. InodeIDs are allocated from LAST_RESERVED_ID +
* 1.
*/
public static final long LAST_RESERVED_ID = 2 << 14 - 1;
public static final long ROOT_INODE_ID = LAST_RESERVED_ID + 1;
public static final long LAST_RESERVED_ID = 1 << 14; // 16384
public static final long ROOT_INODE_ID = LAST_RESERVED_ID + 1; // 16385
public static final long INVALID_INODE_ID = -1;
INodeId() {