From b3042b5aa66ebf342076b78ef140a8a6fc0e5601 Mon Sep 17 00:00:00 2001
From: sBubshait <s.bobshit@gmail.com>
Date: Wed, 4 Dec 2024 14:56:52 +0000
Subject: [PATCH] Update thread structure to add mmap files table and a counter
 for mappings of the thread

---
 src/threads/thread.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/threads/thread.h b/src/threads/thread.h
index bdfad35..2904022 100644
--- a/src/threads/thread.h
+++ b/src/threads/thread.h
@@ -137,6 +137,10 @@ struct thread
 
     struct hash pages;                  /* Table of open user pages. */
 
+    /* Memory mapped files for user virtual memory. */
+    struct hash mmap_files;             /* List of memory mapped files. */
+    unsigned int mmap_counter;          /* Counter for memory mapped files. */
+
 #ifdef USERPROG
     /* Owned by userprog/process.c. */
     uint32_t *pagedir;                  /* Page directory. */