1 files changed, 3 insertions, 12 deletions
diff --git a/arch/x86_64/include/arch/shared/mutex.hpp b/arch/x86_64/include/arch/shared/mutex.hpp
index d874dd8..36a4623 100644
--- a/arch/x86_64/include/arch/shared/mutex.hpp
+++ b/arch/x86_64/include/arch/shared/mutex.hpp
@@ -16,28 +16,19 @@ namespace teachos::arch::shared
     /**
      * @brief Lock the mutex (blocks if not available)
      */
-    void lock()
-    {
-      while (true)
-      {
-        if (!locked.exchange(true, std::memory_order_acquire))
-        {
-          return;
-        }
-      }
-    }
+    auto lock() -> void;
 
     /**
      * @brief Try to lock the mutex (non-blocking)
      *
      * @return true if lock has been acquired and false otherwise
      */
-    bool try_lock() { return !locked.exchange(true, std::memory_order_acquire); }
+    auto try_lock() -> bool;
 
     /**
      * @brief Unlock the mutex
      */
-    void unlock() { locked.store(false, std::memory_order_release); }
+    auto unlock() -> void;
 
   private:
     std::atomic<bool> locked{false};