public void memoryChanged(Address addr, Address end) {
		lock.acquire();
//    	CodeUnit cu = getCodeUnitContaining(addr);
//    	if (cu != null) {
//    		addr = cu.getMinAddress();
//    	}
		try {
//    		cache.invalidate(addrMap.getKey(addr), addrMap.getKey(end));
			cache.invalidate();
		}
		finally {
			lock.release();
		}
	}
Notification that memory has changed, so clear the cache for the affected code units.
@param addr start of change
@param end end address of change
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/code/CodeManager.java