From c02c82cbd6a4847c96f8b91a53f2f40b1d5a1bff Mon Sep 17 00:00:00 2001
From: WangRunji <wangrunji0408@163.com>
Date: Sun, 20 May 2018 15:34:13 +0800
Subject: [PATCH] Fix a lot of bugs by adding an instruction.

---
 src/arch/x86_64/interrupt/template.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/arch/x86_64/interrupt/template.rs b/src/arch/x86_64/interrupt/template.rs
index 64020cc..0c639d9 100644
--- a/src/arch/x86_64/interrupt/template.rs
+++ b/src/arch/x86_64/interrupt/template.rs
@@ -342,7 +342,8 @@ macro_rules! interrupt_switch {
 
             // Get reference to stack variables
             let rsp: usize;
-            asm!("" : "={rsp}"(rsp) : : : "intel", "volatile");
+            asm!("mov rbp, rsp" : "={rsp}"(rsp) : : : "intel", "volatile");
+            // "mov rbp, rsp" <-- Fix a lot of bugs!
 
             // Call inner rust function
             let rsp = inner(&mut *(rsp as *mut InterruptStackP));