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authorMorph <39850852+Morph1984@users.noreply.github.com>2023-06-18 02:29:57 +0200
committerGitHub <noreply@github.com>2023-06-18 02:29:57 +0200
commitc0fd793ef6aaa116519755f097dee159937bb18e (patch)
tree597fe6467682b0df6a01392aea26cc1a3df5e60f /src
parentMerge pull request #10744 from Wollnashorn/af-for-all (diff)
parentk_thread: Use a mutex and cond_var to sync bool (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/core/hle/kernel/k_thread.cpp15
-rw-r--r--src/core/hle/kernel/k_thread.h4
2 files changed, 14 insertions, 5 deletions
diff --git a/src/core/hle/kernel/k_thread.cpp b/src/core/hle/kernel/k_thread.cpp
index 70480b725..908811e2c 100644
--- a/src/core/hle/kernel/k_thread.cpp
+++ b/src/core/hle/kernel/k_thread.cpp
@@ -4,6 +4,8 @@
#include <algorithm>
#include <atomic>
#include <cinttypes>
+#include <condition_variable>
+#include <mutex>
#include <optional>
#include <vector>
@@ -1313,7 +1315,8 @@ void KThread::RequestDummyThreadWait() {
ASSERT(this->IsDummyThread());
// We will block when the scheduler lock is released.
- m_dummy_thread_runnable.store(false);
+ std::scoped_lock lock{m_dummy_thread_mutex};
+ m_dummy_thread_runnable = false;
}
void KThread::DummyThreadBeginWait() {
@@ -1323,7 +1326,8 @@ void KThread::DummyThreadBeginWait() {
}
// Block until runnable is no longer false.
- m_dummy_thread_runnable.wait(false);
+ std::unique_lock lock{m_dummy_thread_mutex};
+ m_dummy_thread_cv.wait(lock, [this] { return m_dummy_thread_runnable; });
}
void KThread::DummyThreadEndWait() {
@@ -1331,8 +1335,11 @@ void KThread::DummyThreadEndWait() {
ASSERT(this->IsDummyThread());
// Wake up the waiting thread.
- m_dummy_thread_runnable.store(true);
- m_dummy_thread_runnable.notify_one();
+ {
+ std::scoped_lock lock{m_dummy_thread_mutex};
+ m_dummy_thread_runnable = true;
+ }
+ m_dummy_thread_cv.notify_one();
}
void KThread::BeginWait(KThreadQueue* queue) {
diff --git a/src/core/hle/kernel/k_thread.h b/src/core/hle/kernel/k_thread.h
index f9814ac8f..37fe5db77 100644
--- a/src/core/hle/kernel/k_thread.h
+++ b/src/core/hle/kernel/k_thread.h
@@ -892,7 +892,9 @@ private:
std::shared_ptr<Common::Fiber> m_host_context{};
ThreadType m_thread_type{};
StepState m_step_state{};
- std::atomic<bool> m_dummy_thread_runnable{true};
+ bool m_dummy_thread_runnable{true};
+ std::mutex m_dummy_thread_mutex{};
+ std::condition_variable m_dummy_thread_cv{};
// For debugging
std::vector<KSynchronizationObject*> m_wait_objects_for_debugging{};