From 2fd62c52b47bf1ce07184f48da0e84bc934ef493 Mon Sep 17 00:00:00 2001
From: Imbus <>
Date: Wed, 1 Oct 2025 02:40:30 +0200
Subject: [PATCH] Replace __sync compiler intrinsics with 'modern' __atomic

---
 kern/start.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kern/start.c b/kern/start.c
index 7d0e855..a8175c2 100644
--- a/kern/start.c
+++ b/kern/start.c
@@ -30,8 +30,7 @@ volatile int max_hart = 0;
 /* This is where entry.S drops us of. All cores land here */
 void start() {
     // Do this first
-    __sync_fetch_and_add(&max_hart, 1);
-    __sync_synchronize();
+    __atomic_fetch_add(&max_hart, 1, __ATOMIC_SEQ_CST);
 
     u64 id = read_mhartid();