--- lib-src/README	2015/12/01 22:14:07	1.1
+++ lib-src/README	2016/09/10 16:24:43	1.4
@@ -1,3 +1,11 @@
-https://twitter.com/adoptopenjdk/status/411284232548270081
-https://adopt-openjdk.ci.cloudbees.com/view/OpenJDK/job/jtreg/
-https://java.net/projects/adoptopenjdk/pages/InstallJtreg
+This directory contains sources and breadcrumbs to build jtreg as
+checked in to jsr166/lib.
+
+Peruse ./build-jtreg after exploding the tarball.
+
+Somehow JTRegModuleHelper.class did not get included in jtreg.jar.
+To avoid
+    [jtreg] Cannot find class java/lang/reflect/JTRegModuleHelper.class to init patch directory
+I hand compiled JTRegModuleHelper.java and updated jtreg.jar
+  javac -d . -cp ../../../jsr166/lib/\* ./src/share/classes/java/lang/reflect/JTRegModuleHelper.java
+  jar uf ../../../jsr166/lib/jtreg.jar java