diff options
Diffstat (limited to 'src/core/hle/kernel/k_thread.cpp')
| -rw-r--r-- | src/core/hle/kernel/k_thread.cpp | 483 |
1 files changed, 239 insertions, 244 deletions
diff --git a/src/core/hle/kernel/k_thread.cpp b/src/core/hle/kernel/k_thread.cpp index 27616440c..2eee85258 100644 --- a/src/core/hle/kernel/k_thread.cpp +++ b/src/core/hle/kernel/k_thread.cpp @@ -35,15 +35,11 @@ #include "core/hle/result.h" #include "core/memory.h" -#ifdef ARCHITECTURE_x86_64 -#include "core/arm/dynarmic/arm_dynarmic_32.h" -#endif - namespace { constexpr inline s32 TerminatingThreadPriority = Kernel::Svc::SystemThreadPriorityHighest - 1; -static void ResetThreadContext32(Core::ARM_Interface::ThreadContext32& context, u32 stack_top, +static void ResetThreadContext32(Kernel::KThread::ThreadContext32& context, u32 stack_top, u32 entry_point, u32 arg) { context = {}; context.cpu_registers[0] = arg; @@ -52,7 +48,7 @@ static void ResetThreadContext32(Core::ARM_Interface::ThreadContext32& context, context.fpscr = 0; } -static void ResetThreadContext64(Core::ARM_Interface::ThreadContext64& context, VAddr stack_top, +static void ResetThreadContext64(Kernel::KThread::ThreadContext64& context, VAddr stack_top, VAddr entry_point, u64 arg) { context = {}; context.cpu_registers[0] = arg; @@ -95,13 +91,13 @@ public: } private: - KThread::WaiterList* m_wait_list; + KThread::WaiterList* m_wait_list{}; }; } // namespace KThread::KThread(KernelCore& kernel) - : KAutoObjectWithSlabHeapAndContainer{kernel}, activity_pause_lock{kernel} {} + : KAutoObjectWithSlabHeapAndContainer{kernel}, m_activity_pause_lock{kernel} {} KThread::~KThread() = default; Result KThread::Initialize(KThreadFunction func, uintptr_t arg, VAddr user_stack_top, s32 prio, @@ -117,7 +113,7 @@ Result KThread::Initialize(KThreadFunction func, uintptr_t arg, VAddr user_stack ASSERT(0 <= phys_core && phys_core < static_cast<s32>(Core::Hardware::NUM_CPU_CORES)); // First, clear the TLS address. - tls_address = {}; + m_tls_address = {}; // Next, assert things based on the type. switch (type) { @@ -141,73 +137,73 @@ Result KThread::Initialize(KThreadFunction func, uintptr_t arg, VAddr user_stack ASSERT_MSG(false, "KThread::Initialize: Unknown ThreadType {}", static_cast<u32>(type)); break; } - thread_type = type; + m_thread_type = type; // Set the ideal core ID and affinity mask. - virtual_ideal_core_id = virt_core; - physical_ideal_core_id = phys_core; - virtual_affinity_mask = 1ULL << virt_core; - physical_affinity_mask.SetAffinity(phys_core, true); + m_virtual_ideal_core_id = virt_core; + m_physical_ideal_core_id = phys_core; + m_virtual_affinity_mask = 1ULL << virt_core; + m_physical_affinity_mask.SetAffinity(phys_core, true); // Set the thread state. - thread_state = (type == ThreadType::Main || type == ThreadType::Dummy) - ? ThreadState::Runnable - : ThreadState::Initialized; + m_thread_state = (type == ThreadType::Main || type == ThreadType::Dummy) + ? ThreadState::Runnable + : ThreadState::Initialized; // Set TLS address. - tls_address = 0; + m_tls_address = 0; // Set parent and condvar tree. - parent = nullptr; - condvar_tree = nullptr; + m_parent = nullptr; + m_condvar_tree = nullptr; // Set sync booleans. - signaled = false; - termination_requested = false; - wait_cancelled = false; - cancellable = false; + m_signaled = false; + m_termination_requested = false; + m_wait_cancelled = false; + m_cancellable = false; // Set core ID and wait result. - core_id = phys_core; - wait_result = ResultNoSynchronizationObject; + m_core_id = phys_core; + m_wait_result = ResultNoSynchronizationObject; // Set priorities. - priority = prio; - base_priority = prio; + m_priority = prio; + m_base_priority = prio; // Initialize sleeping queue. - wait_queue = nullptr; + m_wait_queue = nullptr; // Set suspend flags. - suspend_request_flags = 0; - suspend_allowed_flags = static_cast<u32>(ThreadState::SuspendFlagMask); + m_suspend_request_flags = 0; + m_suspend_allowed_flags = static_cast<u32>(ThreadState::SuspendFlagMask); // We're neither debug attached, nor are we nesting our priority inheritance. - debug_attached = false; - priority_inheritance_count = 0; + m_debug_attached = false; + m_priority_inheritance_count = 0; // We haven't been scheduled, and we have done no light IPC. - schedule_count = -1; - last_scheduled_tick = 0; - light_ipc_data = nullptr; + m_schedule_count = -1; + m_last_scheduled_tick = 0; + m_light_ipc_data = nullptr; // We're not waiting for a lock, and we haven't disabled migration. - waiting_lock_info = nullptr; - num_core_migration_disables = 0; + m_waiting_lock_info = nullptr; + m_num_core_migration_disables = 0; // We have no waiters, but we do have an entrypoint. - num_kernel_waiters = 0; + m_num_kernel_waiters = 0; // Set our current core id. - current_core_id = phys_core; + m_current_core_id = phys_core; // We haven't released our resource limit hint, and we've spent no time on the cpu. - resource_limit_release_hint = false; - cpu_time = 0; + m_resource_limit_release_hint = false; + m_cpu_time = 0; // Set debug context. - stack_top = user_stack_top; - argument = arg; + m_stack_top = user_stack_top; + m_argument = arg; // Clear our stack parameters. std::memset(static_cast<void*>(std::addressof(GetStackParameters())), 0, @@ -217,34 +213,34 @@ Result KThread::Initialize(KThreadFunction func, uintptr_t arg, VAddr user_stack if (owner != nullptr) { // Setup the TLS, if needed. if (type == ThreadType::User) { - R_TRY(owner->CreateThreadLocalRegion(std::addressof(tls_address))); + R_TRY(owner->CreateThreadLocalRegion(std::addressof(m_tls_address))); } - parent = owner; - parent->Open(); + m_parent = owner; + m_parent->Open(); } // Initialize thread context. - ResetThreadContext64(thread_context_64, user_stack_top, func, arg); - ResetThreadContext32(thread_context_32, static_cast<u32>(user_stack_top), + ResetThreadContext64(m_thread_context_64, user_stack_top, func, arg); + ResetThreadContext32(m_thread_context_32, static_cast<u32>(user_stack_top), static_cast<u32>(func), static_cast<u32>(arg)); // Setup the stack parameters. - StackParameters& sp = GetStackParameters(); + StackParameters& sp = this->GetStackParameters(); sp.cur_thread = this; sp.disable_count = 1; - SetInExceptionHandler(); + this->SetInExceptionHandler(); // Set thread ID. - thread_id = m_kernel.CreateNewThreadID(); + m_thread_id = m_kernel.CreateNewThreadID(); // We initialized! - initialized = true; + m_initialized = true; // Register ourselves with our parent process. - if (parent != nullptr) { - parent->RegisterThread(this); - if (parent->IsSuspended()) { + if (m_parent != nullptr) { + m_parent->RegisterThread(this); + if (m_parent->IsSuspended()) { RequestSuspend(SuspendType::Process); } } @@ -259,8 +255,7 @@ Result KThread::InitializeThread(KThread* thread, KThreadFunction func, uintptr_ R_TRY(thread->Initialize(func, arg, user_stack_top, prio, core, owner, type)); // Initialize emulation parameters. - thread->host_context = std::make_shared<Common::Fiber>(std::move(init_func)); - thread->is_single_core = !Settings::values.use_multi_core.GetValue(); + thread->m_host_context = std::make_shared<Common::Fiber>(std::move(init_func)); R_SUCCEED(); } @@ -270,7 +265,7 @@ Result KThread::InitializeDummyThread(KThread* thread, KProcess* owner) { R_TRY(thread->Initialize({}, {}, {}, DummyThreadPriority, 3, owner, ThreadType::Dummy)); // Initialize emulation parameters. - thread->stack_parameters.disable_count = 0; + thread->m_stack_parameters.disable_count = 0; R_SUCCEED(); } @@ -331,25 +326,25 @@ void KThread::PostDestroy(uintptr_t arg) { void KThread::Finalize() { // If the thread has an owner process, unregister it. - if (parent != nullptr) { - parent->UnregisterThread(this); + if (m_parent != nullptr) { + m_parent->UnregisterThread(this); } // If the thread has a local region, delete it. - if (tls_address != 0) { - ASSERT(parent->DeleteThreadLocalRegion(tls_address).IsSuccess()); + if (m_tls_address != 0) { + ASSERT(m_parent->DeleteThreadLocalRegion(m_tls_address).IsSuccess()); } // Release any waiters. { - ASSERT(waiting_lock_info == nullptr); + ASSERT(m_waiting_lock_info == nullptr); KScopedSchedulerLock sl{m_kernel}; // Check that we have no kernel waiters. - ASSERT(num_kernel_waiters == 0); + ASSERT(m_num_kernel_waiters == 0); - auto it = held_lock_info_list.begin(); - while (it != held_lock_info_list.end()) { + auto it = m_held_lock_info_list.begin(); + while (it != m_held_lock_info_list.end()) { // Get the lock info. auto* const lock_info = std::addressof(*it); @@ -371,7 +366,7 @@ void KThread::Finalize() { } // Remove the held lock from our list. - it = held_lock_info_list.erase(it); + it = m_held_lock_info_list.erase(it); // Free the lock info. LockWithPriorityInheritanceInfo::Free(m_kernel, lock_info); @@ -379,58 +374,58 @@ void KThread::Finalize() { } // Release host emulation members. - host_context.reset(); + m_host_context.reset(); // Perform inherited finalization. KSynchronizationObject::Finalize(); } bool KThread::IsSignaled() const { - return signaled; + return m_signaled; } void KThread::OnTimer() { - ASSERT(m_kernel.GlobalSchedulerContext().IsLocked()); + ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); // If we're waiting, cancel the wait. - if (GetState() == ThreadState::Waiting) { - wait_queue->CancelWait(this, ResultTimedOut, false); + if (this->GetState() == ThreadState::Waiting) { + m_wait_queue->CancelWait(this, ResultTimedOut, false); } } void KThread::StartTermination() { - ASSERT(m_kernel.GlobalSchedulerContext().IsLocked()); + ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); // Release user exception and unpin, if relevant. - if (parent != nullptr) { - parent->ReleaseUserException(this); - if (parent->GetPinnedThread(GetCurrentCoreId(m_kernel)) == this) { - parent->UnpinCurrentThread(core_id); + if (m_parent != nullptr) { + m_parent->ReleaseUserException(this); + if (m_parent->GetPinnedThread(GetCurrentCoreId(m_kernel)) == this) { + m_parent->UnpinCurrentThread(m_core_id); } } // Set state to terminated. - SetState(ThreadState::Terminated); + this->SetState(ThreadState::Terminated); // Clear the thread's status as running in parent. - if (parent != nullptr) { - parent->ClearRunningThread(this); + if (m_parent != nullptr) { + m_parent->ClearRunningThread(this); } // Signal. - signaled = true; + m_signaled = true; KSynchronizationObject::NotifyAvailable(); // Clear previous thread in KScheduler. KScheduler::ClearPreviousThread(m_kernel, this); // Register terminated dpc flag. - RegisterDpc(DpcFlag::Terminated); + this->RegisterDpc(DpcFlag::Terminated); } void KThread::FinishTermination() { // Ensure that the thread is not executing on any core. - if (parent != nullptr) { + if (m_parent != nullptr) { for (std::size_t i = 0; i < static_cast<std::size_t>(Core::Hardware::NUM_CPU_CORES); ++i) { KThread* core_thread{}; do { @@ -449,75 +444,76 @@ void KThread::DoWorkerTaskImpl() { } void KThread::Pin(s32 current_core) { - ASSERT(m_kernel.GlobalSchedulerContext().IsLocked()); + ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); // Set ourselves as pinned. GetStackParameters().is_pinned = true; // Disable core migration. - ASSERT(num_core_migration_disables == 0); + ASSERT(m_num_core_migration_disables == 0); { - ++num_core_migration_disables; + ++m_num_core_migration_disables; // Save our ideal state to restore when we're unpinned. - original_physical_ideal_core_id = physical_ideal_core_id; - original_physical_affinity_mask = physical_affinity_mask; + m_original_physical_ideal_core_id = m_physical_ideal_core_id; + m_original_physical_affinity_mask = m_physical_affinity_mask; // Bind ourselves to this core. - const s32 active_core = GetActiveCore(); + const s32 active_core = this->GetActiveCore(); - SetActiveCore(current_core); - physical_ideal_core_id = current_core; - physical_affinity_mask.SetAffinityMask(1ULL << current_core); + this->SetActiveCore(current_core); + m_physical_ideal_core_id = current_core; + m_physical_affinity_mask.SetAffinityMask(1ULL << current_core); - if (active_core != current_core || physical_affinity_mask.GetAffinityMask() != - original_physical_affinity_mask.GetAffinityMask()) { - KScheduler::OnThreadAffinityMaskChanged(m_kernel, this, original_physical_affinity_mask, - active_core); + if (active_core != current_core || + m_physical_affinity_mask.GetAffinityMask() != + m_original_physical_affinity_mask.GetAffinityMask()) { + KScheduler::OnThreadAffinityMaskChanged(m_kernel, this, + m_original_physical_affinity_mask, active_core); } } // Disallow performing thread suspension. { // Update our allow flags. - suspend_allowed_flags &= ~(1 << (static_cast<u32>(SuspendType::Thread) + - static_cast<u32>(ThreadState::SuspendShift))); + m_suspend_allowed_flags &= ~(1 << (static_cast<u32>(SuspendType::Thread) + + static_cast<u32>(ThreadState::SuspendShift))); // Update our state. - UpdateState(); + this->UpdateState(); } // TODO(bunnei): Update our SVC access permissions. - ASSERT(parent != nullptr); + ASSERT(m_parent != nullptr); } void KThread::Unpin() { - ASSERT(m_kernel.GlobalSchedulerContext().IsLocked()); + ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); // Set ourselves as unpinned. - GetStackParameters().is_pinned = false; + this->GetStackParameters().is_pinned = false; // Enable core migration. - ASSERT(num_core_migration_disables == 1); + ASSERT(m_num_core_migration_disables == 1); { - num_core_migration_disables--; + m_num_core_migration_disables--; // Restore our original state. - const KAffinityMask old_mask = physical_affinity_mask; + const KAffinityMask old_mask = m_physical_affinity_mask; - physical_ideal_core_id = original_physical_ideal_core_id; - physical_affinity_mask = original_physical_affinity_mask; + m_physical_ideal_core_id = m_original_physical_ideal_core_id; + m_physical_affinity_mask = m_original_physical_affinity_mask; - if (physical_affinity_mask.GetAffinityMask() != old_mask.GetAffinityMask()) { - const s32 active_core = GetActiveCore(); + if (m_physical_affinity_mask.GetAffinityMask() != old_mask.GetAffinityMask()) { + const s32 active_core = this->GetActiveCore(); - if (!physical_affinity_mask.GetAffinity(active_core)) { - if (physical_ideal_core_id >= 0) { - SetActiveCore(physical_ideal_core_id); + if (!m_physical_affinity_mask.GetAffinity(active_core)) { + if (m_physical_ideal_core_id >= 0) { + this->SetActiveCore(m_physical_ideal_core_id); } else { - SetActiveCore(static_cast<s32>( + this->SetActiveCore(static_cast<s32>( Common::BitSize<u64>() - 1 - - std::countl_zero(physical_affinity_mask.GetAffinityMask()))); + std::countl_zero(m_physical_affinity_mask.GetAffinityMask()))); } } KScheduler::OnThreadAffinityMaskChanged(m_kernel, this, old_mask, active_core); @@ -525,106 +521,106 @@ void KThread::Unpin() { } // Allow performing thread suspension (if termination hasn't been requested). - if (!IsTerminationRequested()) { + if (!this->IsTerminationRequested()) { // Update our allow flags. - suspend_allowed_flags |= (1 << (static_cast<u32>(SuspendType::Thread) + - static_cast<u32>(ThreadState::SuspendShift))); + m_suspend_allowed_flags |= (1 << (static_cast<u32>(SuspendType::Thread) + + static_cast<u32>(ThreadState::SuspendShift))); // Update our state. - UpdateState(); + this->UpdateState(); } // TODO(bunnei): Update our SVC access permissions. - ASSERT(parent != nullptr); + ASSERT(m_parent != nullptr); // Resume any threads that began waiting on us while we were pinned. - for (auto it = pinned_waiter_list.begin(); it != pinned_waiter_list.end(); ++it) { + for (auto it = m_pinned_waiter_list.begin(); it != m_pinned_waiter_list.end(); ++it) { it->EndWait(ResultSuccess); } } u16 KThread::GetUserDisableCount() const { - if (!IsUserThread()) { + if (!this->IsUserThread()) { // We only emulate TLS for user threads return {}; } auto& memory = m_kernel.System().Memory(); - return memory.Read16(tls_address + offsetof(ThreadLocalRegion, disable_count)); + return memory.Read16(m_tls_address + offsetof(ThreadLocalRegion, disable_count)); } void KThread::SetInterruptFlag() { - if (!IsUserThread()) { + if (!this->IsUserThread()) { // We only emulate TLS for user threads return; } auto& memory = m_kernel.System().Memory(); - memory.Write16(tls_address + offsetof(ThreadLocalRegion, interrupt_flag), 1); + memory.Write16(m_tls_address + offsetof(ThreadLocalRegion, interrupt_flag), 1); } void KThread::ClearInterruptFlag() { - if (!IsUserThread()) { + if (!this->IsUserThread()) { // We only emulate TLS for user threads return; } auto& memory = m_kernel.System().Memory(); - memory.Write16(tls_address + offsetof(ThreadLocalRegion, interrupt_flag), 0); + memory.Write16(m_tls_address + offsetof(ThreadLocalRegion, interrupt_flag), 0); } Result KThread::GetCoreMask(s32* out_ideal_core, u64* out_affinity_mask) { KScopedSchedulerLock sl{m_kernel}; // Get the virtual mask. - *out_ideal_core = virtual_ideal_core_id; - *out_affinity_mask = virtual_affinity_mask; + *out_ideal_core = m_virtual_ideal_core_id; + *out_affinity_mask = m_virtual_affinity_mask; R_SUCCEED(); } Result KThread::GetPhysicalCoreMask(s32* out_ideal_core, u64* out_affinity_mask) { KScopedSchedulerLock sl{m_kernel}; - ASSERT(num_core_migration_disables >= 0); + ASSERT(m_num_core_migration_disables >= 0); // Select between core mask and original core mask. - if (num_core_migration_disables == 0) { - *out_ideal_core = physical_ideal_core_id; - *out_affinity_mask = physical_affinity_mask.GetAffinityMask(); + if (m_num_core_migration_disables == 0) { + *out_ideal_core = m_physical_ideal_core_id; + *out_affinity_mask = m_physical_affinity_mask.GetAffinityMask(); } else { - *out_ideal_core = original_physical_ideal_core_id; - *out_affinity_mask = original_physical_affinity_mask.GetAffinityMask(); + *out_ideal_core = m_original_physical_ideal_core_id; + *out_affinity_mask = m_original_physical_affinity_mask.GetAffinityMask(); } R_SUCCEED(); } -Result KThread::SetCoreMask(s32 core_id_, u64 v_affinity_mask) { - ASSERT(parent != nullptr); +Result KThread::SetCoreMask(s32 core_id, u64 v_affinity_mask) { + ASSERT(m_parent != nullptr); ASSERT(v_affinity_mask != 0); - KScopedLightLock lk(activity_pause_lock); + KScopedLightLock lk(m_activity_pause_lock); // Set the core mask. u64 p_affinity_mask = 0; { KScopedSchedulerLock sl(m_kernel); - ASSERT(num_core_migration_disables >= 0); + ASSERT(m_num_core_migration_disables >= 0); // If we're updating, set our ideal virtual core. - if (core_id_ != Svc::IdealCoreNoUpdate) { - virtual_ideal_core_id = core_id_; + if (core_id != Svc::IdealCoreNoUpdate) { + m_virtual_ideal_core_id = core_id; } else { // Preserve our ideal core id. - core_id_ = virtual_ideal_core_id; - R_UNLESS(((1ULL << core_id_) & v_affinity_mask) != 0, ResultInvalidCombination); + core_id = m_virtual_ideal_core_id; + R_UNLESS(((1ULL << core_id) & v_affinity_mask) != 0, ResultInvalidCombination); } // Set our affinity mask. - virtual_affinity_mask = v_affinity_mask; + m_virtual_affinity_mask = v_affinity_mask; // Translate the virtual core to a physical core. - if (core_id_ >= 0) { - core_id_ = Core::Hardware::VirtualToPhysicalCoreMap[core_id_]; + if (core_id >= 0) { + core_id = Core::Hardware::VirtualToPhysicalCoreMap[core_id]; } // Translate the virtual affinity mask to a physical one. @@ -635,35 +631,35 @@ Result KThread::SetCoreMask(s32 core_id_, u64 v_affinity_mask) { } // If we haven't disabled migration, perform an affinity change. - if (num_core_migration_disables == 0) { - const KAffinityMask old_mask = physical_affinity_mask; + if (m_num_core_migration_disables == 0) { + const KAffinityMask old_mask = m_physical_affinity_mask; // Set our new ideals. - physical_ideal_core_id = core_id_; - physical_affinity_mask.SetAffinityMask(p_affinity_mask); + m_physical_ideal_core_id = core_id; + m_physical_affinity_mask.SetAffinityMask(p_affinity_mask); - if (physical_affinity_mask.GetAffinityMask() != old_mask.GetAffinityMask()) { + if (m_physical_affinity_mask.GetAffinityMask() != old_mask.GetAffinityMask()) { const s32 active_core = GetActiveCore(); - if (active_core >= 0 && !physical_affinity_mask.GetAffinity(active_core)) { + if (active_core >= 0 && !m_physical_affinity_mask.GetAffinity(active_core)) { const s32 new_core = static_cast<s32>( - physical_ideal_core_id >= 0 - ? physical_ideal_core_id + m_physical_ideal_core_id >= 0 + ? m_physical_ideal_core_id : Common::BitSize<u64>() - 1 - - std::countl_zero(physical_affinity_mask.GetAffinityMask())); + std::countl_zero(m_physical_affinity_mask.GetAffinityMask())); SetActiveCore(new_core); } KScheduler::OnThreadAffinityMaskChanged(m_kernel, this, old_mask, active_core); } } else { // Otherwise, we edit the original affinity for restoration later. - original_physical_ideal_core_id = core_id_; - original_physical_affinity_mask.SetAffinityMask(p_affinity_mask); + m_original_physical_ideal_core_id = core_id; + m_original_physical_affinity_mask.SetAffinityMask(p_affinity_mask); } } // Update the pinned waiter list. - ThreadQueueImplForKThreadSetProperty wait_queue_(m_kernel, std::addressof(pinned_waiter_list)); + ThreadQueueImplForKThreadSetProperty wait_queue(m_kernel, std::addressof(m_pinned_waiter_list)); { bool retry_update{}; do { @@ -671,7 +667,7 @@ Result KThread::SetCoreMask(s32 core_id_, u64 v_affinity_mask) { KScopedSchedulerLock sl(m_kernel); // Don't do any further management if our termination has been requested. - R_SUCCEED_IF(IsTerminationRequested()); + R_SUCCEED_IF(this->IsTerminationRequested()); // By default, we won't need to retry. retry_update = false; @@ -691,14 +687,14 @@ Result KThread::SetCoreMask(s32 core_id_, u64 v_affinity_mask) { // new mask. if (thread_is_current && ((1ULL << thread_core) & p_affinity_mask) == 0) { // If the thread is pinned, we want to wait until it's not pinned. - if (GetStackParameters().is_pinned) { + if (this->GetStackParameters().is_pinned) { // Verify that the current thread isn't terminating. R_UNLESS(!GetCurrentThread(m_kernel).IsTerminationRequested(), ResultTerminationRequested); // Wait until the thread isn't pinned any more. - pinned_waiter_list.push_back(GetCurrentThread(m_kernel)); - GetCurrentThread(m_kernel).BeginWait(std::addressof(wait_queue_)); + m_pinned_waiter_list.push_back(GetCurrentThread(m_kernel)); + GetCurrentThread(m_kernel).BeginWait(std::addressof(wait_queue)); } else { // If the thread isn't pinned, release the scheduler lock and retry until it's // not current. @@ -717,24 +713,24 @@ void KThread::SetBasePriority(s32 value) { KScopedSchedulerLock sl{m_kernel}; // Change our base priority. - base_priority = value; + m_base_priority = value; // Perform a priority restoration. RestorePriority(m_kernel, this); } KThread* KThread::GetLockOwner() const { - return waiting_lock_info != nullptr ? waiting_lock_info->GetOwner() : nullptr; + return m_waiting_lock_info != nullptr ? m_waiting_lock_info->GetOwner() : nullptr; } -void KThread::IncreaseBasePriority(s32 priority_) { - ASSERT(Svc::HighestThreadPriority <= priority_ && priority_ <= Svc::LowestThreadPriority); +void KThread::IncreaseBasePriority(s32 priority) { + ASSERT(Svc::HighestThreadPriority <= priority && priority <= Svc::LowestThreadPriority); ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); ASSERT(!this->GetStackParameters().is_pinned); // Set our base priority. - if (base_priority > priority_) { - base_priority = priority_; + if (m_base_priority > priority) { + m_base_priority = priority; // Perform a priority restoration. RestorePriority(m_kernel, this); @@ -745,19 +741,19 @@ void KThread::RequestSuspend(SuspendType type) { KScopedSchedulerLock sl{m_kernel}; // Note the request in our flags. - suspend_request_flags |= - (1u << (static_cast<u32>(ThreadState::SuspendShift) + static_cast<u32>(type))); + m_suspend_request_flags |= + (1U << (static_cast<u32>(ThreadState::SuspendShift) + static_cast<u32>(type))); // Try to perform the suspend. - TrySuspend(); + this->TrySuspend(); } void KThread::Resume(SuspendType type) { KScopedSchedulerLock sl{m_kernel}; // Clear the request in our flags. - suspend_request_flags &= - ~(1u << (static_cast<u32>(ThreadState::SuspendShift) + static_cast<u32>(type))); + m_suspend_request_flags &= + ~(1U << (static_cast<u32>(ThreadState::SuspendShift) + static_cast<u32>(type))); // Update our state. this->UpdateState(); @@ -767,17 +763,17 @@ void KThread::WaitCancel() { KScopedSchedulerLock sl{m_kernel}; // Check if we're waiting and cancellable. - if (this->GetState() == ThreadState::Waiting && cancellable) { - wait_cancelled = false; - wait_queue->CancelWait(this, ResultCancelled, true); + if (this->GetState() == ThreadState::Waiting && m_cancellable) { + m_wait_cancelled = false; + m_wait_queue->CancelWait(this, ResultCancelled, true); } else { // Otherwise, note that we cancelled a wait. - wait_cancelled = true; + m_wait_cancelled = true; } } void KThread::TrySuspend() { - ASSERT(m_kernel.GlobalSchedulerContext().IsLocked()); + ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); ASSERT(IsSuspendRequested()); // Ensure that we have no waiters. @@ -791,13 +787,13 @@ void KThread::TrySuspend() { } void KThread::UpdateState() { - ASSERT(m_kernel.GlobalSchedulerContext().IsLocked()); + ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); // Set our suspend flags in state. - const ThreadState old_state = thread_state.load(std::memory_order_relaxed); + const ThreadState old_state = m_thread_state.load(std::memory_order_relaxed); const auto new_state = static_cast<ThreadState>(this->GetSuspendFlags()) | (old_state & ThreadState::Mask); - thread_state.store(new_state, std::memory_order_relaxed); + m_thread_state.store(new_state, std::memory_order_relaxed); // Note the state change in scheduler. if (new_state != old_state) { @@ -806,11 +802,11 @@ void KThread::UpdateState() { } void KThread::Continue() { - ASSERT(m_kernel.GlobalSchedulerContext().IsLocked()); + ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); // Clear our suspend flags in state. - const ThreadState old_state = thread_state.load(std::memory_order_relaxed); - thread_state.store(old_state & ThreadState::Mask, std::memory_order_relaxed); + const ThreadState old_state = m_thread_state.load(std::memory_order_relaxed); + m_thread_state.store(old_state & ThreadState::Mask, std::memory_order_relaxed); // Note the state change in scheduler. KScheduler::OnThreadStateChanged(m_kernel, this, old_state); @@ -839,7 +835,7 @@ void KThread::CloneFpuStatus() { Result KThread::SetActivity(Svc::ThreadActivity activity) { // Lock ourselves. - KScopedLightLock lk(activity_pause_lock); + KScopedLightLock lk(m_activity_pause_lock); // Set the activity. { @@ -871,10 +867,10 @@ Result KThread::SetActivity(Svc::ThreadActivity activity) { // If the thread is now paused, update the pinned waiter list. if (activity == Svc::ThreadActivity::Paused) { - ThreadQueueImplForKThreadSetProperty wait_queue_(m_kernel, - std::addressof(pinned_waiter_list)); + ThreadQueueImplForKThreadSetProperty wait_queue(m_kernel, + std::addressof(m_pinned_waiter_list)); - bool thread_is_current; + bool thread_is_current{}; do { // Lock the scheduler. KScopedSchedulerLock sl(m_kernel); @@ -892,8 +888,8 @@ Result KThread::SetActivity(Svc::ThreadActivity activity) { ResultTerminationRequested); // Wait until the thread isn't pinned any more. - pinned_waiter_list.push_back(GetCurrentThread(m_kernel)); - GetCurrentThread(m_kernel).BeginWait(std::addressof(wait_queue_)); + m_pinned_waiter_list.push_back(GetCurrentThread(m_kernel)); + GetCurrentThread(m_kernel).BeginWait(std::addressof(wait_queue)); } else { // Check if the thread is currently running. // If it is, we'll need to retry. @@ -912,7 +908,7 @@ Result KThread::SetActivity(Svc::ThreadActivity activity) { Result KThread::GetThreadContext3(std::vector<u8>& out) { // Lock ourselves. - KScopedLightLock lk{activity_pause_lock}; + KScopedLightLock lk{m_activity_pause_lock}; // Get the context. { @@ -923,8 +919,8 @@ Result KThread::GetThreadContext3(std::vector<u8>& out) { R_UNLESS(IsSuspendRequested(SuspendType::Thread), ResultInvalidState); // If we're not terminating, get the thread's user context. - if (!IsTerminationRequested()) { - if (parent->Is64BitProcess()) { + if (!this->IsTerminationRequested()) { + if (m_parent->Is64BitProcess()) { // Mask away mode bits, interrupt bits, IL bit, and other reserved bits. auto context = GetContext64(); context.pstate &= 0xFF0FFE20; @@ -952,7 +948,7 @@ void KThread::AddHeldLock(LockWithPriorityInheritanceInfo* lock_info) { lock_info->SetOwner(this); // Add the lock to our held list. - held_lock_info_list.push_front(*lock_info); + m_held_lock_info_list.push_front(*lock_info); } KThread::LockWithPriorityInheritanceInfo* KThread::FindHeldLock(VAddr address_key_, @@ -960,7 +956,7 @@ KThread::LockWithPriorityInheritanceInfo* KThread::FindHeldLock(VAddr address_ke ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); // Try to find an existing held lock. - for (auto& held_lock : held_lock_info_list) { + for (auto& held_lock : m_held_lock_info_list) { if (held_lock.GetAddressKey() == address_key_ && held_lock.GetIsKernelAddressKey() == is_kernel_address_key_) { return std::addressof(held_lock); @@ -975,21 +971,21 @@ void KThread::AddWaiterImpl(KThread* thread) { ASSERT(thread->GetConditionVariableTree() == nullptr); // Get the thread's address key. - const auto address_key_ = thread->GetAddressKey(); - const auto is_kernel_address_key_ = thread->GetIsKernelAddressKey(); + const auto address_key = thread->GetAddressKey(); + const auto is_kernel_address_key = thread->GetIsKernelAddressKey(); // Keep track of how many kernel waiters we have. - if (is_kernel_address_key_) { - ASSERT((num_kernel_waiters++) >= 0); + if (is_kernel_address_key) { + ASSERT((m_num_kernel_waiters++) >= 0); KScheduler::SetSchedulerUpdateNeeded(m_kernel); } // Get the relevant lock info. - auto* lock_info = this->FindHeldLock(address_key_, is_kernel_address_key_); + auto* lock_info = this->FindHeldLock(address_key, is_kernel_address_key); if (lock_info == nullptr) { // Create a new lock for the address key. lock_info = - LockWithPriorityInheritanceInfo::Create(m_kernel, address_key_, is_kernel_address_key_); + LockWithPriorityInheritanceInfo::Create(m_kernel, address_key, is_kernel_address_key); // Add the new lock to our list. this->AddHeldLock(lock_info); @@ -1004,7 +1000,7 @@ void KThread::RemoveWaiterImpl(KThread* thread) { // Keep track of how many kernel waiters we have. if (thread->GetIsKernelAddressKey()) { - ASSERT((num_kernel_waiters--) > 0); + ASSERT((m_num_kernel_waiters--) > 0); KScheduler::SetSchedulerUpdateNeeded(m_kernel); } @@ -1014,7 +1010,7 @@ void KThread::RemoveWaiterImpl(KThread* thread) { // Remove the waiter. if (lock_info->RemoveWaiter(thread)) { - held_lock_info_list.erase(held_lock_info_list.iterator_to(*lock_info)); + m_held_lock_info_list.erase(m_held_lock_info_list.iterator_to(*lock_info)); LockWithPriorityInheritanceInfo::Free(m_kernel, lock_info); } } @@ -1025,7 +1021,7 @@ void KThread::RestorePriority(KernelCore& kernel, KThread* thread) { while (thread != nullptr) { // We want to inherit priority where possible. s32 new_priority = thread->GetBasePriority(); - for (const auto& held_lock : thread->held_lock_info_list) { + for (const auto& held_lock : thread->m_held_lock_info_list) { new_priority = std::min(new_priority, held_lock.GetHighestPriorityWaiter()->GetPriority()); } @@ -1102,12 +1098,12 @@ KThread* KThread::RemoveWaiterByKey(bool* out_has_waiters, VAddr key, bool is_ke } // Remove the lock info from our held list. - held_lock_info_list.erase(held_lock_info_list.iterator_to(*lock_info)); + m_held_lock_info_list.erase(m_held_lock_info_list.iterator_to(*lock_info)); // Keep track of how many kernel waiters we have. if (lock_info->GetIsKernelAddressKey()) { - num_kernel_waiters -= lock_info->GetWaiterCount(); - ASSERT(num_kernel_waiters >= 0); + m_num_kernel_waiters -= lock_info->GetWaiterCount(); + ASSERT(m_num_kernel_waiters >= 0); KScheduler::SetSchedulerUpdateNeeded(m_kernel); } @@ -1130,8 +1126,8 @@ KThread* KThread::RemoveWaiterByKey(bool* out_has_waiters, VAddr key, bool is_ke // Keep track of any kernel waiters for the new owner. if (lock_info->GetIsKernelAddressKey()) { - next_lock_owner->num_kernel_waiters += lock_info->GetWaiterCount(); - ASSERT(next_lock_owner->num_kernel_waiters > 0); + next_lock_owner->m_num_kernel_waiters += lock_info->GetWaiterCount(); + ASSERT(next_lock_owner->m_num_kernel_waiters > 0); // NOTE: No need to set scheduler update needed, because we will have already done so // when removing earlier. @@ -1156,11 +1152,11 @@ Result KThread::Run() { KScopedSchedulerLock lk{m_kernel}; // If either this thread or the current thread are requesting termination, note it. - R_UNLESS(!IsTerminationRequested(), ResultTerminationRequested); + R_UNLESS(!this->IsTerminationRequested(), ResultTerminationRequested); R_UNLESS(!GetCurrentThread(m_kernel).IsTerminationRequested(), ResultTerminationRequested); // Ensure our thread state is correct. - R_UNLESS(GetState() == ThreadState::Initialized, ResultInvalidState); + R_UNLESS(this->GetState() == ThreadState::Initialized, ResultInvalidState); // If the current thread has been asked to suspend, suspend it and retry. if (GetCurrentThread(m_kernel).IsSuspended()) { @@ -1177,7 +1173,7 @@ Result KThread::Run() { } // Set our state and finish. - SetState(ThreadState::Runnable); + this->SetState(ThreadState::Runnable); R_SUCCEED(); } @@ -1187,10 +1183,10 @@ void KThread::Exit() { ASSERT(this == GetCurrentThreadPointer(m_kernel)); // Release the thread resource hint, running thread count from parent. - if (parent != nullptr) { - parent->GetResourceLimit()->Release(Kernel::LimitableResource::ThreadCountMax, 0, 1); - resource_limit_release_hint = true; - parent->DecrementRunningThreadCount(); + if (m_parent != nullptr) { + m_parent->GetResourceLimit()->Release(Kernel::LimitableResource::ThreadCountMax, 0, 1); + m_resource_limit_release_hint = true; + m_parent->DecrementRunningThreadCount(); } // Perform termination. @@ -1198,11 +1194,11 @@ void KThread::Exit() { KScopedSchedulerLock sl{m_kernel}; // Disallow all suspension. - suspend_allowed_flags = 0; + m_suspend_allowed_flags = 0; this->UpdateState(); // Disallow all suspension. - suspend_allowed_flags = 0; + m_suspend_allowed_flags = 0; // Start termination. StartTermination(); @@ -1238,14 +1234,14 @@ ThreadState KThread::RequestTerminate() { const bool first_request = [&]() -> bool { // Perform an atomic compare-and-swap from false to true. bool expected = false; - return termination_requested.compare_exchange_strong(expected, true); + return m_termination_requested.compare_exchange_strong(expected, true); }(); // If this is the first request, start termination procedure. if (first_request) { // If the thread is in initialized state, just change state to terminated. if (this->GetState() == ThreadState::Initialized) { - thread_state = ThreadState::Terminated; + m_thread_state = ThreadState::Terminated; return ThreadState::Terminated; } @@ -1259,7 +1255,7 @@ ThreadState KThread::RequestTerminate() { // If the thread is suspended, continue it. if (this->IsSuspended()) { - suspend_allowed_flags = 0; + m_suspend_allowed_flags = 0; this->UpdateState(); } @@ -1268,7 +1264,7 @@ ThreadState KThread::RequestTerminate() { // If the thread is runnable, send a termination interrupt to other cores. if (this->GetState() == ThreadState::Runnable) { - if (const u64 core_mask = physical_affinity_mask.GetAffinityMask() & + if (const u64 core_mask = m_physical_affinity_mask.GetAffinityMask() & ~(1ULL << GetCurrentCoreId(m_kernel)); core_mask != 0) { Kernel::KInterruptManager::SendInterProcessorInterrupt(m_kernel, core_mask); @@ -1277,7 +1273,7 @@ ThreadState KThread::RequestTerminate() { // Wake up the thread. if (this->GetState() == ThreadState::Waiting) { - wait_queue->CancelWait(this, ResultTerminationRequested, true); + m_wait_queue->CancelWait(this, ResultTerminationRequested, true); } } @@ -1285,7 +1281,7 @@ ThreadState KThread::RequestTerminate() { } Result KThread::Sleep(s64 timeout) { - ASSERT(!m_kernel.GlobalSchedulerContext().IsLocked()); + ASSERT(!KScheduler::IsSchedulerLockedByCurrentThread(m_kernel)); ASSERT(this == GetCurrentThreadPointer(m_kernel)); ASSERT(timeout > 0); @@ -1315,7 +1311,7 @@ void KThread::RequestDummyThreadWait() { ASSERT(this->IsDummyThread()); // We will block when the scheduler lock is released. - dummy_thread_runnable.store(false); + m_dummy_thread_runnable.store(false); } void KThread::DummyThreadBeginWait() { @@ -1325,7 +1321,7 @@ void KThread::DummyThreadBeginWait() { } // Block until runnable is no longer false. - dummy_thread_runnable.wait(false); + m_dummy_thread_runnable.wait(false); } void KThread::DummyThreadEndWait() { @@ -1333,8 +1329,8 @@ void KThread::DummyThreadEndWait() { ASSERT(this->IsDummyThread()); // Wake up the waiting thread. - dummy_thread_runnable.store(true); - dummy_thread_runnable.notify_one(); + m_dummy_thread_runnable.store(true); + m_dummy_thread_runnable.notify_one(); } void KThread::BeginWait(KThreadQueue* queue) { @@ -1342,42 +1338,42 @@ void KThread::BeginWait(KThreadQueue* queue) { SetState(ThreadState::Waiting); // Set our wait queue. - wait_queue = queue; + m_wait_queue = queue; } -void KThread::NotifyAvailable(KSynchronizationObject* signaled_object, Result wait_result_) { +void KThread::NotifyAvailable(KSynchronizationObject* signaled_object, Result wait_result) { // Lock the scheduler. KScopedSchedulerLock sl(m_kernel); // If we're waiting, notify our queue that we're available. - if (GetState() == ThreadState::Waiting) { - wait_queue->NotifyAvailable(this, signaled_object, wait_result_); + if (this->GetState() == ThreadState::Waiting) { + m_wait_queue->NotifyAvailable(this, signaled_object, wait_result); } } -void KThread::EndWait(Result wait_result_) { +void KThread::EndWait(Result wait_result) { // Lock the scheduler. KScopedSchedulerLock sl(m_kernel); // If we're waiting, notify our queue that we're available. - if (GetState() == ThreadState::Waiting) { - if (wait_queue == nullptr) { + if (this->GetState() == ThreadState::Waiting) { + if (m_wait_queue == nullptr) { // This should never happen, but avoid a hard crash below to get this logged. ASSERT_MSG(false, "wait_queue is nullptr!"); return; } - wait_queue->EndWait(this, wait_result_); + m_wait_queue->EndWait(this, wait_result); } } -void KThread::CancelWait(Result wait_result_, bool cancel_timer_task) { +void KThread::CancelWait(Result wait_result, bool cancel_timer_task) { // Lock the scheduler. KScopedSchedulerLock sl(m_kernel); // If we're waiting, notify our queue that we're available. - if (GetState() == ThreadState::Waiting) { - wait_queue->CancelWait(this, wait_result_, cancel_timer_task); + if (this->GetState() == ThreadState::Waiting) { + m_wait_queue->CancelWait(this, wait_result, cancel_timer_task); } } @@ -1385,20 +1381,19 @@ void KThread::SetState(ThreadState state) { KScopedSchedulerLock sl{m_kernel}; // Clear debugging state - SetMutexWaitAddressForDebugging({}); SetWaitReasonForDebugging({}); - const ThreadState old_state = thread_state.load(std::memory_order_relaxed); - thread_state.store( + const ThreadState old_state = m_thread_state.load(std::memory_order_relaxed); + m_thread_state.store( static_cast<ThreadState>((old_state & ~ThreadState::Mask) | (state & ThreadState::Mask)), std::memory_order_relaxed); - if (thread_state.load(std::memory_order_relaxed) != old_state) { + if (m_thread_state.load(std::memory_order_relaxed) != old_state) { KScheduler::OnThreadStateChanged(m_kernel, this, old_state); } } std::shared_ptr<Common::Fiber>& KThread::GetHostContext() { - return host_context; + return m_host_context; } void SetCurrentThread(KernelCore& kernel, KThread* thread) { |