7034139: G1: assert(Thread::current()->is_ConcurrentGC_thread()) failed: only a conc GC thread can call this. Summary: We were calling STS join and leave during a STW pause and we are not suppoesed to. I now only call those during concurrent phase. I also added stress code in the non-product builds to force an overflows (the condition that ws uncovering the bug) to make sure it does not happen again. Reviewed-by: johnc, brutisso

#!/bin/sh -f

SH=`which sh`
MKS_HOME=`dirname $SH`

CD=cd
FIND=$MKS_HOME/find
SED=$MKS_HOME/sed
SORT=$MKS_HOME/sort

$CD ../src/share/classes; $FIND sun/jvm/hotspot com/sun/java/swing -type d -print | $SED -e 's/\//./g' | $SORT > ../../../make/pkglist.txt