public FSRLRoot getFS() {
		return (FSRLRoot) parent;
	}
Returns the {@link FSRLRoot} object that represents the entire
{@link GFileSystem filesystem} for this FSRL.
<p>
Never returns NULL, and calling getFS() on a {@link FSRLRoot} object
returns itself.
@return {@link FSRLRoot} instance that is the parent of this {@link FSRL}, never
null.
Ghidra/Features/Base/src/main/java/ghidra/formats/gfilesystem/FSRL.java