public long getEi_leaf() {
		return (Short.toUnsignedLong(ei_leaf_hi) << 32) | Integer.toUnsignedLong(ei_leaf_lo);
	}
Return the calculated ei_leaf value by combining ei_leaf_lo and ei_leaf_hi

@return the calculated ei_leaf value by combining ei_leaf_lo and ei_leaf_hi
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/ext4/Ext4ExtentIdx.java