From c478ba925b29990df2426ee06c2e629c0a2d7246 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Wed, 19 Nov 2025 22:57:27 -0500
Subject: kern/amd64: sched: Implement context switching

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 sys/arch/amd64/cpu/idt.S | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'sys/arch/amd64/cpu/idt.S')

diff --git a/sys/arch/amd64/cpu/idt.S b/sys/arch/amd64/cpu/idt.S
index 729d958..cf31fbb 100644
--- a/sys/arch/amd64/cpu/idt.S
+++ b/sys/arch/amd64/cpu/idt.S
@@ -309,9 +309,12 @@ page_fault:
     .globl lapic_tmr_isr
 lapic_tmr_isr:
     KFENCE
+    subq $8, %rsp
     push_frame 0x81
-    nop
+    mov %rsp, %rdi
+    call mu_process_switch
     pop_frame 0x81
+    add $8, %rsp
     KFENCE
     iretq
 
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