spark git commit: [SPARK-9946] [SPARK-9589] [SQL] fix NPE and thread-safety in TaskMemoryManager

2015-08-14 Thread davies
Repository: spark Updated Branches: refs/heads/branch-1.5 e4ea2390a -> e2a288cc3 [SPARK-9946] [SPARK-9589] [SQL] fix NPE and thread-safety in TaskMemoryManager Currently, we access the `page.pageNumer` after it's freed, that could be modified by other thread, cause NPE. The same TaskMemoryMa

spark git commit: [SPARK-9946] [SPARK-9589] [SQL] fix NPE and thread-safety in TaskMemoryManager

2015-08-14 Thread davies
Repository: spark Updated Branches: refs/heads/master 57c2d0880 -> 3bc552872 [SPARK-9946] [SPARK-9589] [SQL] fix NPE and thread-safety in TaskMemoryManager Currently, we access the `page.pageNumer` after it's freed, that could be modified by other thread, cause NPE. The same TaskMemoryManage