From 97d1e9ba2a06e0276c0cbe2e1ba1931a95cff091 Mon Sep 17 00:00:00 2001
From: Mathieu Maret <mathieu.maret@gmail.com>
Date: Tue, 2 Nov 2021 23:05:56 +0100
Subject: [PATCH] Pit handler save ebp

---
 arch/x86/irq_pit.S | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86/irq_pit.S b/arch/x86/irq_pit.S
index cc5f0f0..e0e596b 100644
--- a/arch/x86/irq_pit.S
+++ b/arch/x86/irq_pit.S
@@ -11,6 +11,8 @@
 pit_handler:         // already got eflags, cs and eip on stack thanks to CPU 
   pushl $0           // err_code     esp+12+7*4=40
   pushl %ebp
+  movl %esp, %ebp
+
   pushl %eax
   pushl %ecx
   pushl %edx