src/share/vm/gc_implementation/g1/heapRegion.cpp

*** 160,170 ****
  void HeapRegion::setup_heap_region_size(size_t initial_heap_size, size_t max_heap_size) {
    uintx region_size = G1HeapRegionSize;
    if (FLAG_IS_DEFAULT(G1HeapRegionSize)) {
      size_t average_heap_size = (initial_heap_size + max_heap_size) / 2;
      region_size = MAX2(average_heap_size / TARGET_REGION_NUMBER,
!                        (uintx) MIN_REGION_SIZE);
    }
  
    int region_size_log = log2_long((jlong) region_size);
    // Recalculate the region size to make sure it's a power of
    // 2. This means that region_size is the largest power of 2 that's
--- 160,170 ----
  void HeapRegion::setup_heap_region_size(size_t initial_heap_size, size_t max_heap_size) {
    uintx region_size = G1HeapRegionSize;
    if (FLAG_IS_DEFAULT(G1HeapRegionSize)) {
      size_t average_heap_size = (initial_heap_size + max_heap_size) / 2;
      region_size = MAX2(average_heap_size / TARGET_REGION_NUMBER,
!                        (size_t) MIN_REGION_SIZE);
    }
  
    int region_size_log = log2_long((jlong) region_size);
    // Recalculate the region size to make sure it's a power of
    // 2. This means that region_size is the largest power of 2 that's