public void unlock(final T name) {
      synchronized (locks) {
        locks.remove(name);
        locks.notifyAll();
      }
    }
Performs some action after {@link #update(GlobalQuotaSettingsImpl)} with the resulting quota
from the request action for the subject.
hbase-server/src/main/java/org/apache/hadoop/hbase/quotas/MasterQuotaManager.java