From: Matthias Kruk <m@m10k.eu>
Date: Thu, 19 Sep 2019 10:38:42 +0000 (+0900)
Subject: Use the kernel stack passed to task_prepare on the stack, instead of the (invalid... 
X-Git-Url: https://git.corax.cc/?a=commitdiff_plain;h=f30fbfa8cd42eae912e3b9ee4cf99f52b2d4aead;p=corax

Use the kernel stack passed to task_prepare on the stack, instead of the (invalid) pointer in the task structure
---

diff --git a/kernel/arch/task.S b/kernel/arch/task.S
index 4cad113..9e1433c 100644
--- a/kernel/arch/task.S
+++ b/kernel/arch/task.S
@@ -1,6 +1,6 @@
 /*
  * This file is part of the Corax operating system.
- * Copyright (C) 2016 Matthias Kruk
+ * Copyright (C) 2016-2019 Matthias Kruk
  *
  * Corax is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -52,7 +52,7 @@ task_prepare:
 	movl	%eax, OFFSET_CR3(%edi)
 
 	/* calculate stack start (since it grows down) */
-	movl	OFFSET_KSTACK(%edi), %eax
+	movl	16(%esp), %eax
 	addl	$CONFIG_KERNEL_STACK_SIZE, %eax
 
 	/*