2 files changed, 6 insertions, 5 deletions
diff --git a/src/filesys/filesys.h b/src/filesys/filesys.h
index caef83c..77d99b7 100644
--- a/src/filesys/filesys.h
+++ b/src/filesys/filesys.h
@@ -17,4 +17,10 @@ bool filesys_create (const char *name, off_t initial_size);
 struct file *filesys_open (const char *name);
 bool filesys_remove (const char *name);
 
+struct fd
+  {
+    bool active;
+    struct file *file;
+  };
+
 #endif /* filesys/filesys.h */
diff --git a/src/threads/thread.h b/src/threads/thread.h
index b209036..f0fea1f 100644
--- a/src/threads/thread.h
+++ b/src/threads/thread.h
@@ -80,11 +80,6 @@ typedef int tid_t;
    only because they are mutually exclusive: only a thread in the
    ready state is on the run queue, whereas only a thread in the
    blocked state is on a semaphore wait list. */
-struct fd
-  {
-    bool active;
-    struct file *file;
-  };
 
 struct thread
   {