diff options
Diffstat (limited to 'src/core/hle/kernel/k_scheduler.cpp')
-rw-r--r-- | src/core/hle/kernel/k_scheduler.cpp | 55 |
1 files changed, 28 insertions, 27 deletions
diff --git a/src/core/hle/kernel/k_scheduler.cpp b/src/core/hle/kernel/k_scheduler.cpp index d1df97305..2f82fbcd6 100644 --- a/src/core/hle/kernel/k_scheduler.cpp +++ b/src/core/hle/kernel/k_scheduler.cpp @@ -15,12 +15,12 @@ #include "core/core.h" #include "core/core_timing.h" #include "core/cpu_manager.h" +#include "core/hle/kernel/k_process.h" #include "core/hle/kernel/k_scheduler.h" #include "core/hle/kernel/k_scoped_scheduler_lock_and_sleep.h" #include "core/hle/kernel/k_thread.h" #include "core/hle/kernel/kernel.h" #include "core/hle/kernel/physical_core.h" -#include "core/hle/kernel/process.h" #include "core/hle/kernel/time_manager.h" namespace Kernel { @@ -71,7 +71,7 @@ u64 KScheduler::UpdateHighestPriorityThread(KThread* highest_thread) { } if (state.should_count_idle) { if (highest_thread != nullptr) { - if (Process* process = highest_thread->GetOwnerProcess(); process != nullptr) { + if (KProcess* process = highest_thread->GetOwnerProcess(); process != nullptr) { process->SetRunningThread(core_id, highest_thread, state.idle_count); } } else { @@ -104,7 +104,7 @@ u64 KScheduler::UpdateHighestPriorityThreadsImpl(KernelCore& kernel) { if (top_thread != nullptr) { // If the thread has no waiters, we need to check if the process has a thread pinned. if (top_thread->GetNumKernelWaiters() == 0) { - if (Process* parent = top_thread->GetOwnerProcess(); parent != nullptr) { + if (KProcess* parent = top_thread->GetOwnerProcess(); parent != nullptr) { if (KThread* pinned = parent->GetPinnedThread(static_cast<s32>(core_id)); pinned != nullptr && pinned != top_thread) { // We prefer our parent's pinned thread if possible. However, we also don't @@ -259,7 +259,7 @@ void KScheduler::OnThreadAffinityMaskChanged(KernelCore& kernel, KThread* thread } } -void KScheduler::RotateScheduledQueue(s32 core_id, s32 priority) { +void KScheduler::RotateScheduledQueue(s32 cpu_core_id, s32 priority) { ASSERT(system.GlobalSchedulerContext().IsLocked()); // Get a reference to the priority queue. @@ -267,7 +267,7 @@ void KScheduler::RotateScheduledQueue(s32 core_id, s32 priority) { auto& priority_queue = GetPriorityQueue(kernel); // Rotate the front of the queue to the end. - KThread* top_thread = priority_queue.GetScheduledFront(core_id, priority); + KThread* top_thread = priority_queue.GetScheduledFront(cpu_core_id, priority); KThread* next_thread = nullptr; if (top_thread != nullptr) { next_thread = priority_queue.MoveToScheduledBack(top_thread); @@ -279,7 +279,7 @@ void KScheduler::RotateScheduledQueue(s32 core_id, s32 priority) { // While we have a suggested thread, try to migrate it! { - KThread* suggested = priority_queue.GetSuggestedFront(core_id, priority); + KThread* suggested = priority_queue.GetSuggestedFront(cpu_core_id, priority); while (suggested != nullptr) { // Check if the suggested thread is the top thread on its core. const s32 suggested_core = suggested->GetActiveCore(); @@ -300,7 +300,7 @@ void KScheduler::RotateScheduledQueue(s32 core_id, s32 priority) { // to the front of the queue. if (top_on_suggested_core == nullptr || top_on_suggested_core->GetPriority() >= HighestCoreMigrationAllowedPriority) { - suggested->SetActiveCore(core_id); + suggested->SetActiveCore(cpu_core_id); priority_queue.ChangeCore(suggested_core, suggested, true); IncrementScheduledCount(suggested); break; @@ -308,22 +308,22 @@ void KScheduler::RotateScheduledQueue(s32 core_id, s32 priority) { } // Get the next suggestion. - suggested = priority_queue.GetSamePriorityNext(core_id, suggested); + suggested = priority_queue.GetSamePriorityNext(cpu_core_id, suggested); } } // Now that we might have migrated a thread with the same priority, check if we can do better. { - KThread* best_thread = priority_queue.GetScheduledFront(core_id); + KThread* best_thread = priority_queue.GetScheduledFront(cpu_core_id); if (best_thread == GetCurrentThread()) { - best_thread = priority_queue.GetScheduledNext(core_id, best_thread); + best_thread = priority_queue.GetScheduledNext(cpu_core_id, best_thread); } // If the best thread we can choose has a priority the same or worse than ours, try to // migrate a higher priority thread. if (best_thread != nullptr && best_thread->GetPriority() >= priority) { - KThread* suggested = priority_queue.GetSuggestedFront(core_id); + KThread* suggested = priority_queue.GetSuggestedFront(cpu_core_id); while (suggested != nullptr) { // If the suggestion's priority is the same as ours, don't bother. if (suggested->GetPriority() >= best_thread->GetPriority()) { @@ -342,7 +342,7 @@ void KScheduler::RotateScheduledQueue(s32 core_id, s32 priority) { if (top_on_suggested_core == nullptr || top_on_suggested_core->GetPriority() >= HighestCoreMigrationAllowedPriority) { - suggested->SetActiveCore(core_id); + suggested->SetActiveCore(cpu_core_id); priority_queue.ChangeCore(suggested_core, suggested, true); IncrementScheduledCount(suggested); break; @@ -350,7 +350,7 @@ void KScheduler::RotateScheduledQueue(s32 core_id, s32 priority) { } // Get the next suggestion. - suggested = priority_queue.GetSuggestedNext(core_id, suggested); + suggested = priority_queue.GetSuggestedNext(cpu_core_id, suggested); } } } @@ -411,7 +411,7 @@ void KScheduler::YieldWithoutCoreMigration(KernelCore& kernel) { // Get the current thread and process. KThread& cur_thread = Kernel::GetCurrentThread(kernel); - Process& cur_process = *kernel.CurrentProcess(); + KProcess& cur_process = *kernel.CurrentProcess(); // If the thread's yield count matches, there's nothing for us to do. if (cur_thread.GetYieldScheduleCount() == cur_process.GetScheduledCount()) { @@ -450,7 +450,7 @@ void KScheduler::YieldWithCoreMigration(KernelCore& kernel) { // Get the current thread and process. KThread& cur_thread = Kernel::GetCurrentThread(kernel); - Process& cur_process = *kernel.CurrentProcess(); + KProcess& cur_process = *kernel.CurrentProcess(); // If the thread's yield count matches, there's nothing for us to do. if (cur_thread.GetYieldScheduleCount() == cur_process.GetScheduledCount()) { @@ -538,7 +538,7 @@ void KScheduler::YieldToAnyThread(KernelCore& kernel) { // Get the current thread and process. KThread& cur_thread = Kernel::GetCurrentThread(kernel); - Process& cur_process = *kernel.CurrentProcess(); + KProcess& cur_process = *kernel.CurrentProcess(); // If the thread's yield count matches, there's nothing for us to do. if (cur_thread.GetYieldScheduleCount() == cur_process.GetScheduledCount()) { @@ -607,7 +607,7 @@ void KScheduler::YieldToAnyThread(KernelCore& kernel) { } } -KScheduler::KScheduler(Core::System& system, s32 core_id) : system(system), core_id(core_id) { +KScheduler::KScheduler(Core::System& system_, s32 core_id_) : system{system_}, core_id{core_id_} { switch_fiber = std::make_shared<Common::Fiber>(OnSwitch, this); state.needs_scheduling.store(true); state.interrupt_task_thread_runnable = false; @@ -617,7 +617,12 @@ KScheduler::KScheduler(Core::System& system, s32 core_id) : system(system), core state.highest_priority_thread = nullptr; } -KScheduler::~KScheduler() = default; +KScheduler::~KScheduler() { + if (idle_thread) { + idle_thread->Close(); + idle_thread = nullptr; + } +} KThread* KScheduler::GetCurrentThread() const { if (auto result = current_thread.load(); result) { @@ -719,7 +724,7 @@ void KScheduler::ScheduleImpl() { current_thread.store(next_thread); - Process* const previous_process = system.Kernel().CurrentProcess(); + KProcess* const previous_process = system.Kernel().CurrentProcess(); UpdateLastContextSwitchTime(previous_thread, previous_process); @@ -775,7 +780,7 @@ void KScheduler::SwitchToCurrent() { } } -void KScheduler::UpdateLastContextSwitchTime(KThread* thread, Process* process) { +void KScheduler::UpdateLastContextSwitchTime(KThread* thread, KProcess* process) { const u64 prev_switch_ticks = last_context_switch_time; const u64 most_recent_switch_ticks = system.CoreTiming().GetCPUTicks(); const u64 update_ticks = most_recent_switch_ticks - prev_switch_ticks; @@ -792,13 +797,9 @@ void KScheduler::UpdateLastContextSwitchTime(KThread* thread, Process* process) } void KScheduler::Initialize() { - std::string name = "Idle Thread Id:" + std::to_string(core_id); - std::function<void(void*)> init_func = Core::CpuManager::GetIdleThreadStartFunc(); - void* init_func_parameter = system.GetCpuManager().GetStartFuncParamater(); - auto thread_res = KThread::CreateThread( - system, ThreadType::Main, name, 0, KThread::IdleThreadPriority, 0, - static_cast<u32>(core_id), 0, nullptr, std::move(init_func), init_func_parameter); - idle_thread = thread_res.Unwrap().get(); + idle_thread = KThread::Create(system.Kernel()); + ASSERT(KThread::InitializeIdleThread(system, idle_thread, core_id).IsSuccess()); + idle_thread->SetName(fmt::format("IdleThread:{}", core_id)); } KScopedSchedulerLock::KScopedSchedulerLock(KernelCore& kernel) |