From 2dadbfc899df4179ca70c4ea04f74a5e190c2ae7 Mon Sep 17 00:00:00 2001
From: Jon Santmyer <jon@jonsantmyer.com>
Date: Fri, 26 Sep 2025 13:17:41 -0400
Subject: fix usermode interrupts. add ability to define custom interrupt
 handlers

---
 arch/x86_64/tasking/tcb.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'arch/x86_64/tasking')

diff --git a/arch/x86_64/tasking/tcb.c b/arch/x86_64/tasking/tcb.c
index 9877455..3cae29f 100644
--- a/arch/x86_64/tasking/tcb.c
+++ b/arch/x86_64/tasking/tcb.c
@@ -24,8 +24,10 @@ tcb_init(void *task_main)
         .type = KO_TCB,
         .data = vptr_tophys_koff((uintptr_t)_init_tcb)
     };
-    
-    ((processor_t*)processor_current())->tcb = _init_tcb;
+
+    processor_t* proc = processor_current();
+    proc->tcb = _init_tcb;
+    proc->tss.rsp0 = _init_tcb->ksp;
     
     __asm__ volatile("\
             movq %0, %%rsp; \
-- 
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