From 3f0b93925f082b6defe9454f16f1260539994217 Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Mon, 11 Apr 2022 20:57:32 -0700
Subject: core: hle: kernel: k_thread: Rework dummy thread waiting.

---
 src/core/hle/kernel/k_thread.h | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to 'src/core/hle/kernel/k_thread.h')

diff --git a/src/core/hle/kernel/k_thread.h b/src/core/hle/kernel/k_thread.h
index c141fc11b..4892fdf76 100644
--- a/src/core/hle/kernel/k_thread.h
+++ b/src/core/hle/kernel/k_thread.h
@@ -6,6 +6,8 @@
 
 #include <array>
 #include <atomic>
+#include <condition_variable>
+#include <mutex>
 #include <span>
 #include <string>
 #include <utility>
@@ -257,11 +259,11 @@ public:
     [[nodiscard]] std::shared_ptr<Common::Fiber>& GetHostContext();
 
     [[nodiscard]] ThreadState GetState() const {
-        return thread_state & ThreadState::Mask;
+        return thread_state.load(std::memory_order_relaxed) & ThreadState::Mask;
     }
 
     [[nodiscard]] ThreadState GetRawState() const {
-        return thread_state;
+        return thread_state.load(std::memory_order_relaxed);
     }
 
     void SetState(ThreadState state);
@@ -643,7 +645,6 @@ public:
     // blocking as needed.
 
     void IfDummyThreadTryWait();
-    void IfDummyThreadBeginWait();
     void IfDummyThreadEndWait();
 
 private:
@@ -764,12 +765,13 @@ private:
     bool resource_limit_release_hint{};
     StackParameters stack_parameters{};
     Common::SpinLock context_guard{};
-    KSpinLock dummy_wait_lock{};
 
     // For emulation
     std::shared_ptr<Common::Fiber> host_context{};
     bool is_single_core{};
     ThreadType thread_type{};
+    std::mutex dummy_wait_lock;
+    std::condition_variable dummy_wait_cv;
 
     // For debugging
     std::vector<KSynchronizationObject*> wait_objects_for_debugging;
-- 
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