hle: kernel: process: Add state lock.
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ff46ef7ea3
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3856564727
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@ -138,7 +138,7 @@ std::shared_ptr<ResourceLimit> Process::GetResourceLimit() const {
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void Process::IncrementThreadCount() {
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ASSERT(num_threads >= 0);
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++num_created_threads;
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num_created_threads++;
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if (const auto count = ++num_threads; count > peak_num_threads) {
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peak_num_threads = count;
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@ -443,7 +443,7 @@ bool Process::IsSignaled() const {
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Process::Process(Core::System& system)
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: KSynchronizationObject{system.Kernel()},
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page_table{std::make_unique<Memory::PageTable>(system)}, handle_table{system.Kernel()},
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address_arbiter{system}, condition_var{system}, system{system} {}
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address_arbiter{system}, condition_var{system}, state_lock{system.Kernel()}, system{system} {}
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Process::~Process() = default;
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@ -348,6 +348,10 @@ public:
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void PinCurrentThread();
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void UnpinCurrentThread();
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KLightLock& GetStateLock() {
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return state_lock;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////
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// Thread-local storage management
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@ -472,6 +476,8 @@ private:
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KThread* exception_thread{};
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KLightLock state_lock;
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/// System context
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Core::System& system;
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};
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@ -1450,11 +1450,14 @@ static ResultCode CreateThread(Core::System& system, Handle* out_handle, VAddr e
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Svc::ResultInvalidPriority);
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R_UNLESS(process.CheckThreadPriority(priority), Svc::ResultInvalidPriority);
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ASSERT(kernel.CurrentProcess()->GetResourceLimit()->Reserve(ResourceType::Threads, 1));
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ASSERT(process.GetResourceLimit()->Reserve(ResourceType::Threads, 1));
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CASCADE_RESULT(std::shared_ptr<KThread> thread,
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KThread::Create(system, ThreadType::User, "", entry_point, priority, arg,
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core_id, stack_bottom, &process));
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std::shared_ptr<KThread> thread;
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{
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KScopedLightLock lk{process.GetStateLock()};
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CASCADE_RESULT(thread, KThread::Create(system, ThreadType::User, "", entry_point, priority,
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arg, core_id, stack_bottom, &process));
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}
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const auto new_thread_handle = process.GetHandleTable().Create(thread);
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if (new_thread_handle.Failed()) {
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