private void releaseWriteLock(DiskRegion dr) {
    // @todo darrel: this is no longer a write lock need to change method name
    dr.releaseWriteLock();
  }
This function is having a default visiblity as it is used in the OplogJUnitTest for a bug
verification of Bug # 35012

@since GemFire 5.1
geode-core/src/main/java/org/apache/geode/internal/cache/DiskStoreImpl.java