Switch to x86_64 crate and use its idt module

src/memory/paging/mapper.rs

@@ -105,6 +105,9 @@ impl Mapper {
     pub fn unmap<A>(&mut self, page: Page, allocator: &mut A)
         where A: FrameAllocator
     {
+        use x86_64::VirtualAddress;
+        use x86_64::instructions::tlb;
+
         assert!(self.translate(page.start_address()).is_some());
 
         let p1 = self.p4_mut()
@@ -114,7 +117,7 @@ impl Mapper {
             .expect("mapping code does not support huge pages");
         let frame = p1[page.p1_index()].pointed_frame().unwrap();
         p1[page.p1_index()].set_unused();
-        unsafe { ::x86::shared::tlb::flush(page.start_address()) };
+        tlb::flush(VirtualAddress(page.start_address()));
         // TODO free p(1,2,3) table if empty
         // allocator.deallocate_frame(frame);
     }