From 09ba9112386d5d59d7f2a31c469768c582acb939 Mon Sep 17 00:00:00 2001
From: Mole Shang <135e2@135e2.dev>
Date: Mon, 19 Feb 2024 21:51:26 +0800
Subject: lab mmap: finish

---
 kernel/memlayout.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'kernel/memlayout.h')

diff --git a/kernel/memlayout.h b/kernel/memlayout.h
index 74d2fd4..517a69e 100644
--- a/kernel/memlayout.h
+++ b/kernel/memlayout.h
@@ -77,3 +77,5 @@ struct usyscall {
   int pid;  // Process ID
 };
 #endif
+
+#define MAX_VM_ADDR (USYSCALL - PGSIZE)
-- 
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