Update spinlock.hpp

KRM7 · Mar 28, 2024 · 6d0a175 · 6d0a175
1 parent 1af9df9
commit 6d0a175
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/src/utility/spinlock.hpp b/src/utility/spinlock.hpp
@@ -5,7 +5,7 @@
 
 #include "utility.hpp"
 #include <atomic>
-#include <thread>
+#include <tuple>
 
 namespace gapp::detail
 {
@@ -16,9 +16,12 @@ namespace gapp::detail
         {
             while (true)
             {
+                if (!locked_.test_and_set(std::memory_order_relaxed))
+                {
+                    std::ignore = locked_.test(std::memory_order_acquire);
+                    break;
+                }
                 while (locked_.test(std::memory_order_relaxed)) GAPP_PAUSE();
-                if (!locked_.test_and_set(std::memory_order_acquire)) break;
-                std::this_thread::yield();
             }
         }