Test it

src/lib.rs

@@ -68,6 +68,8 @@ pub extern "C" fn rust_main(multiboot_information_address: usize) {
                                                               memory_map_tag.memory_areas());
 
     memory::test_paging(&mut frame_allocator);
+    memory::remap_the_kernel(&mut frame_allocator, boot_info);
+    println!("It did not crash!");
 
     loop {}
 }

src/memory/mod.rs

@@ -9,6 +9,7 @@
 
 pub use self::area_frame_allocator::AreaFrameAllocator;
 pub use self::paging::test_paging;
+pub use self::paging::remap_the_kernel;
 use self::paging::PhysicalAddress;
 
 mod area_frame_allocator;