hg: hsx/hotspot-gc/hotspot: 8005875: G1: Kitchensink fails with ParallelGCThreads=0

[john.cuthbertson at oracle.com]

Changeset: 256d3f43c177
Author:    johnc
Date:      2013-01-31 10:45 -0800
URL:       http://hg.openjdk.java.net/hsx/hotspot-gc/hotspot/rev/256d3f43c177

8005875: G1: Kitchensink fails with ParallelGCThreads=0
Summary: Check that the concurrent marking worker gang exists in ConcurrentMark::print_worker_threads_on(). Changes were also reviewed by Vitaly Davidovich <vitalyd at gmail.com>.
Reviewed-by: brutisso

! src/share/vm/gc_implementation/g1/concurrentMark.cpp
! src/share/vm/gc_implementation/g1/concurrentMark.hpp