Mercurial > jdk8-mips64-public > hotspot / file diff

     1.1 --- a/src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp	Mon Oct 01 13:29:11 2012 +0200
     1.2 +++ b/src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp	Wed Oct 03 08:08:52 2012 -0700
     1.3 @@ -395,9 +395,13 @@
     1.4  
     1.5        GCTaskQueue* q = GCTaskQueue::create();
     1.6  
     1.7 -      uint stripe_total = active_workers;
     1.8 -      for(uint i=0; i < stripe_total; i++) {
     1.9 -        q->enqueue(new OldToYoungRootsTask(old_gen, old_top, i, stripe_total));
    1.10 +      if (!old_gen->object_space()->is_empty()) {
    1.11 +        // There are only old-to-young pointers if there are objects
    1.12 +        // in the old gen.
    1.13 +        uint stripe_total = active_workers;
    1.14 +        for(uint i=0; i < stripe_total; i++) {
    1.15 +          q->enqueue(new OldToYoungRootsTask(old_gen, old_top, i, stripe_total));
    1.16 +        }
    1.17        }
    1.18  
    1.19        q->enqueue(new ScavengeRootsTask(ScavengeRootsTask::universe));