From acada272c5973c40088254f99ae37047fb261f45 Mon Sep 17 00:00:00 2001
From: Philipp Oppermann <dev@phil-opp.com>
Date: Wed, 26 Jun 2019 13:15:10 +0200
Subject: [PATCH] Add missing import

---
 .../second-edition/posts/10-heap-allocation/index.md       | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/blog/content/second-edition/posts/10-heap-allocation/index.md b/blog/content/second-edition/posts/10-heap-allocation/index.md
index a818b4b9..a7f4b838 100644
--- a/blog/content/second-edition/posts/10-heap-allocation/index.md
+++ b/blog/content/second-edition/posts/10-heap-allocation/index.md
@@ -398,6 +398,13 @@ If we tried to use this heap region now, a page fault would occur since the virt
 ```rust
 // in src/allocator.rs
 
+use x86_64::{
+    structures::paging::{
+        mapper::MapToError, FrameAllocator, Mapper, Page, PageTableFlags, Size4KiB,
+    },
+    VirtAddr,
+};
+
 pub fn init_heap(
     mapper: &mut impl Mapper<Size4KiB>,
     frame_allocator: &mut impl FrameAllocator<Size4KiB>,