From 93c1a63d15356c8e6e5d26c7dac7dad4ec20dfdb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BC=A0=E6=9E=97=E4=BC=9F?= <lewiszlw520@gmail.com>
Date: Wed, 16 Oct 2024 14:59:04 +0800
Subject: [PATCH] Update 6multitasking-based-on-as.rst

---
 source/chapter4/6multitasking-based-on-as.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/chapter4/6multitasking-based-on-as.rst b/source/chapter4/6multitasking-based-on-as.rst
index b78996f7..408edb29 100644
--- a/source/chapter4/6multitasking-based-on-as.rst
+++ b/source/chapter4/6multitasking-based-on-as.rst
@@ -83,7 +83,7 @@
                 let satp = self.page_table.token();
                 unsafe {
                     satp::write(satp);
-                    asm!("sfence.vma" :::: "volatile");
+                    asm!("sfence.vma");
                 }
             }
         }