diff options
Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/svc.cpp | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp index 09d1eadb6..11796e5e5 100644 --- a/src/core/hle/kernel/svc.cpp +++ b/src/core/hle/kernel/svc.cpp @@ -1353,7 +1353,7 @@ static ResultCode WaitProcessWideKeyAtomic(VAddr mutex_addr, VAddr condition_var current_thread->SetCondVarWaitAddress(condition_variable_addr); current_thread->SetMutexWaitAddress(mutex_addr); current_thread->SetWaitHandle(thread_handle); - current_thread->SetStatus(ThreadStatus::WaitMutex); + current_thread->SetStatus(ThreadStatus::WaitCondVar); current_thread->InvalidateWakeupCallback(); current_thread->WakeAfterDelay(nano_seconds); @@ -1397,10 +1397,10 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target // them all. std::size_t last = waiting_threads.size(); if (target != -1) - last = target; + last = std::min(waiting_threads.size(), static_cast<std::size_t>(target)); // If there are no threads waiting on this condition variable, just exit - if (last > waiting_threads.size()) + if (last == 0) return RESULT_SUCCESS; for (std::size_t index = 0; index < last; ++index) { @@ -1408,6 +1408,9 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target ASSERT(thread->GetCondVarWaitAddress() == condition_variable_addr); + // liberate Cond Var Thread. + thread->SetCondVarWaitAddress(0); + std::size_t current_core = Core::System::GetInstance().CurrentCoreIndex(); auto& monitor = Core::System::GetInstance().Monitor(); @@ -1426,10 +1429,9 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target } } while (!monitor.ExclusiveWrite32(current_core, thread->GetMutexWaitAddress(), thread->GetWaitHandle())); - if (mutex_val == 0) { // We were able to acquire the mutex, resume this thread. - ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex); + ASSERT(thread->GetStatus() == ThreadStatus::WaitCondVar); thread->ResumeFromWait(); auto* const lock_owner = thread->GetLockOwner(); @@ -1439,8 +1441,8 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target thread->SetLockOwner(nullptr); thread->SetMutexWaitAddress(0); - thread->SetCondVarWaitAddress(0); thread->SetWaitHandle(0); + Core::System::GetInstance().CpuCore(thread->GetProcessorID()).PrepareReschedule(); } else { // Atomically signal that the mutex now has a waiting thread. do { @@ -1459,12 +1461,11 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target const auto& handle_table = Core::CurrentProcess()->GetHandleTable(); auto owner = handle_table.Get<Thread>(owner_handle); ASSERT(owner); - ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex); + ASSERT(thread->GetStatus() == ThreadStatus::WaitCondVar); thread->InvalidateWakeupCallback(); + thread->SetStatus(ThreadStatus::WaitMutex); owner->AddMutexWaiter(thread); - - Core::System::GetInstance().CpuCore(thread->GetProcessorID()).PrepareReschedule(); } } |