tree a9f67389a5e6ff0fcfd52d20f5e83180f9d5a856
parent 7a8354f0a067f5ddf80e4d2031f2545a111934ef
author Jon Hall <jhall@onlab.us> 1434047979 -0700
committer Jon Hall <jhall@onlab.us> 1434047979 -0700

Fix multiple cleanup bug caused by threading

Use a lock to guarantee that cleanup is called only once per test