uses TTAS instead TAS

janbar · Feb 17, 2024 · 8ccbbf3 · 8ccbbf3
1 parent 95fd930
commit 8ccbbf3
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/noson/src/private/os/threads/latch.h b/noson/src/private/os/threads/latch.h
@@ -87,11 +87,12 @@ namespace OS
 
     void spin_lock()
     {
-      for (;;)
+      while (s_spin.increment() != 1)
       {
-        if (s_spin.load() == 0 && s_spin.increment() == 1)
-          break;
-        sched_yield();
+        do
+        {
+          sched_yield();
+        } while (s_spin.load() != 0);
       }
     }
     void spin_unlock() { s_spin.store(0); }