tree e4baa99d590fb49217eb8c82008ff9a3306a6203
parent 8a8f1523bcfe1397c0f16b15bd2bd3262e7439f0
author Zhenkai Zhu <zhenkai@cs.ucla.edu> 1359502839 -0800
committer Zhenkai Zhu <zhenkai@cs.ucla.edu> 1359502839 -0800

passing TaskPtr to executor in scheduler to ensure when the
callback is envoked, the Task object is still there