Remove unnecessary bit operation.

apache · Feb 1, 2016 · 4b846dd · 4b846dd
1 parent c1da4d4
commit 4b846dd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/core/src/main/java/org/apache/spark/memory/TaskMemoryManager.java b/core/src/main/java/org/apache/spark/memory/TaskMemoryManager.java
@@ -312,7 +312,7 @@ public static long encodePageNumberAndOffset(int pageNumber, long offsetInPage)
 
   @VisibleForTesting
   public static int decodePageNumber(long pagePlusOffsetAddress) {
-    return (int) ((pagePlusOffsetAddress & MASK_LONG_UPPER_13_BITS) >>> OFFSET_BITS);
+    return (int) (pagePlusOffsetAddress >>> OFFSET_BITS);
   }
 
   private static long decodeOffset(long pagePlusOffsetAddress) {