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hle: kernel: KProcess: Improvements for thread pinning.
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4c74761155
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@ -228,12 +228,15 @@ void KProcess::PinCurrentThread() {
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const s32 core_id = GetCurrentCoreId(kernel);
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KThread* cur_thread = GetCurrentThreadPointer(kernel);
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// Pin it.
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PinThread(core_id, cur_thread);
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cur_thread->Pin();
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// If the thread isn't terminated, pin it.
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if (!cur_thread->IsTerminationRequested()) {
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// Pin it.
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PinThread(core_id, cur_thread);
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cur_thread->Pin();
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// An update is needed.
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KScheduler::SetSchedulerUpdateNeeded(kernel);
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// An update is needed.
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KScheduler::SetSchedulerUpdateNeeded(kernel);
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}
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}
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void KProcess::UnpinCurrentThread() {
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@ -251,6 +254,20 @@ void KProcess::UnpinCurrentThread() {
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KScheduler::SetSchedulerUpdateNeeded(kernel);
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}
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void KProcess::UnpinThread(KThread* thread) {
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ASSERT(kernel.GlobalSchedulerContext().IsLocked());
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// Get the thread's core id.
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const auto core_id = thread->GetActiveCore();
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// Unpin it.
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UnpinThread(core_id, thread);
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thread->Unpin();
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// An update is needed.
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KScheduler::SetSchedulerUpdateNeeded(kernel);
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}
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ResultCode KProcess::AddSharedMemory(KSharedMemory* shmem, [[maybe_unused]] VAddr address,
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[[maybe_unused]] size_t size) {
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// Lock ourselves, to prevent concurrent access.
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@ -259,7 +259,7 @@ public:
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[[nodiscard]] KThread* GetPinnedThread(s32 core_id) const {
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ASSERT(0 <= core_id && core_id < static_cast<s32>(Core::Hardware::NUM_CPU_CORES));
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return pinned_threads[core_id];
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return pinned_threads.at(core_id);
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}
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/// Gets 8 bytes of random data for svcGetInfo RandomEntropy
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@ -347,6 +347,7 @@ public:
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void PinCurrentThread();
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void UnpinCurrentThread();
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void UnpinThread(KThread* thread);
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KLightLock& GetStateLock() {
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return state_lock;
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@ -368,14 +369,14 @@ private:
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void PinThread(s32 core_id, KThread* thread) {
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ASSERT(0 <= core_id && core_id < static_cast<s32>(Core::Hardware::NUM_CPU_CORES));
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ASSERT(thread != nullptr);
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ASSERT(pinned_threads[core_id] == nullptr);
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ASSERT(pinned_threads.at(core_id) == nullptr);
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pinned_threads[core_id] = thread;
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}
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void UnpinThread(s32 core_id, KThread* thread) {
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ASSERT(0 <= core_id && core_id < static_cast<s32>(Core::Hardware::NUM_CPU_CORES));
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ASSERT(thread != nullptr);
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ASSERT(pinned_threads[core_id] == thread);
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ASSERT(pinned_threads.at(core_id) == thread);
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pinned_threads[core_id] = nullptr;
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}
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