From 9ccaed71031a1345ed8e565c19f03bb3b99da43f Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jeremy@system76.com>
Date: Sun, 31 Mar 2019 08:36:55 -0600
Subject: [PATCH] Remove bochs breakpoint in kernel
---
src/arch/x86_64/interrupt/syscall.rs | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/arch/x86_64/interrupt/syscall.rs b/src/arch/x86_64/interrupt/syscall.rs
index 2f1247e5..a18abddf 100644
--- a/src/arch/x86_64/interrupt/syscall.rs
+++ b/src/arch/x86_64/interrupt/syscall.rs
@@ -23,7 +23,7 @@ pub unsafe extern fn syscall_instruction() {
}
// Yes, this is magic. No, you don't need to understand
- asm!("xchg bx, bx
+ asm!("
swapgs // Set gs segment to TSS
mov gs:[28], rsp // Save userspace rsp
mov rsp, gs:[4] // Load kernel rsp
--
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