stuff2

kernel/syscalls/dispatch.c

@@ -33,12 +33,12 @@ static const syscall_fn_t dispatch_table[] = {
 };
 
 void syscall_dispatch(struct arch_context* ctx) {
-    const size_t num = ctx->ARCH_CTX_NUM;
+    const size_t num = ctx->num;
 
     if (num >= ARRAY_SIZE(dispatch_table)) {
-        ctx->ARCH_CTX_RET0 = ZN_ERR_BAD_SYSCALL;
+        ctx->ret0 = ZN_ERR_BAD_SYSCALL;
         return;
     }
 
-    ctx->ARCH_CTX_RET0 = dispatch_table[num](ctx);
+    ctx->ret0 = dispatch_table[num](ctx);
 }

kernel/syscalls/thread.c

@@ -10,6 +10,7 @@
 #include <kernel/sched.h>
 #include <kernel/syscalls.h>
 #include <kernel/usercopy.h>
+#include <stddef.h>
 #include <string.h>
 
 zn_status_t syscall_thread_create(struct arch_context* ctx) {
@@ -114,5 +115,5 @@ zn_status_t syscall_thread_exit(struct arch_context* ctx) {
     struct sched_percpu* sched = &percpu_get()->sched;
     sched->current->state = TASK_STATE_DEAD;
     sched_yield(sched);
-    __unreachable();
+    unreachable();
 }