*** old/src/share/vm/gc_implementation/g1/heapRegion.cpp	Mon Sep 30 21:53:54 2013
--- new/src/share/vm/gc_implementation/g1/heapRegion.cpp	Mon Sep 30 21:53:54 2013

*** 172,186 ****
--- 172,181 ----
      region_size = MIN_REGION_SIZE;
    } else if (region_size > MAX_REGION_SIZE) {
      region_size = MAX_REGION_SIZE;
    }
  
    if (region_size != G1HeapRegionSize) {
      // Update the flag to make sure that PrintFlagsFinal logs the correct value
      FLAG_SET_ERGO(uintx, G1HeapRegionSize, region_size);
    }
  
    // And recalculate the log.
    region_size_log = log2_long((jlong) region_size);
  
    // Now, set up the globals.
    guarantee(LogOfHRGrainBytes == 0, "we should only set it once");