diff options
Diffstat (limited to 'src/core/hle/kernel')
| -rw-r--r-- | src/core/hle/kernel/address_arbiter.cpp | 6 | ||||
| -rw-r--r-- | src/core/hle/kernel/kernel.cpp | 3 | ||||
| -rw-r--r-- | src/core/hle/kernel/svc.cpp | 19 | ||||
| -rw-r--r-- | src/core/hle/kernel/thread.cpp | 1 | ||||
| -rw-r--r-- | src/core/hle/kernel/thread.h | 3 |
5 files changed, 18 insertions, 14 deletions
diff --git a/src/core/hle/kernel/address_arbiter.cpp b/src/core/hle/kernel/address_arbiter.cpp index 352190da8..c8842410b 100644 --- a/src/core/hle/kernel/address_arbiter.cpp +++ b/src/core/hle/kernel/address_arbiter.cpp @@ -26,7 +26,7 @@ void WakeThreads(const std::vector<SharedPtr<Thread>>& waiting_threads, s32 num_ // them all. std::size_t last = waiting_threads.size(); if (num_to_wake > 0) { - last = num_to_wake; + last = std::min(last, static_cast<std::size_t>(num_to_wake)); } // Signal the waiting threads. @@ -90,9 +90,9 @@ ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr a // Determine the modified value depending on the waiting count. s32 updated_value; if (waiting_threads.empty()) { - updated_value = value - 1; - } else if (num_to_wake <= 0 || waiting_threads.size() <= static_cast<u32>(num_to_wake)) { updated_value = value + 1; + } else if (num_to_wake <= 0 || waiting_threads.size() <= static_cast<u32>(num_to_wake)) { + updated_value = value - 1; } else { updated_value = value; } diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp index a7e4ddc05..3b73be67b 100644 --- a/src/core/hle/kernel/kernel.cpp +++ b/src/core/hle/kernel/kernel.cpp @@ -62,7 +62,8 @@ static void ThreadWakeupCallback(u64 thread_handle, [[maybe_unused]] s64 cycles_ if (thread->GetMutexWaitAddress() != 0 || thread->GetCondVarWaitAddress() != 0 || thread->GetWaitHandle() != 0) { - ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex); + ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex || + thread->GetStatus() == ThreadStatus::WaitCondVar); thread->SetMutexWaitAddress(0); thread->SetCondVarWaitAddress(0); thread->SetWaitHandle(0); 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(); } } diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp index 3b22e8e0d..e5853c46f 100644 --- a/src/core/hle/kernel/thread.cpp +++ b/src/core/hle/kernel/thread.cpp @@ -105,6 +105,7 @@ void Thread::ResumeFromWait() { case ThreadStatus::WaitSleep: case ThreadStatus::WaitIPC: case ThreadStatus::WaitMutex: + case ThreadStatus::WaitCondVar: case ThreadStatus::WaitArb: break; diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h index faad5f391..9c684758c 100644 --- a/src/core/hle/kernel/thread.h +++ b/src/core/hle/kernel/thread.h @@ -51,7 +51,8 @@ enum class ThreadStatus { WaitIPC, ///< Waiting for the reply from an IPC request WaitSynchAny, ///< Waiting due to WaitSynch1 or WaitSynchN with wait_all = false WaitSynchAll, ///< Waiting due to WaitSynchronizationN with wait_all = true - WaitMutex, ///< Waiting due to an ArbitrateLock/WaitProcessWideKey svc + WaitMutex, ///< Waiting due to an ArbitrateLock svc + WaitCondVar, ///< Waiting due to an WaitProcessWideKey svc WaitArb, ///< Waiting due to a SignalToAddress/WaitForAddress svc Dormant, ///< Created but not yet made ready Dead ///< Run to completion, or forcefully terminated |