From 6c0df53eacd6fa9b03ea3f6cfbae1bf69bf3f474 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gustav=20S=C3=B6rn=C3=A4s?= <gustav@sornas.net>
Date: Mon, 15 Feb 2021 16:00:40 +0100
Subject: use struct **file instead of struct *fd

Storing the null pointer to mark active == false accomplishes the same
thing with less storage.
---
 src/threads/thread.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/threads/thread.h')

diff --git a/src/threads/thread.h b/src/threads/thread.h
index fc2029b..e3c426d 100644
--- a/src/threads/thread.h
+++ b/src/threads/thread.h
@@ -98,7 +98,7 @@ struct thread
 #ifdef USERPROG
     /* Owned by userprog/process.c. */
     uint32_t *pagedir;                  /* Page directory. */
-    struct fd *fds;                     /* Pointer to array of file descriptors. */
+    struct file **fds;                     /* Pointer to array of file descriptors. */
 #endif
 
     /* Owned by thread.c. */
-- 
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