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kernel: make current thread pointer thread local

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This commit is contained in:
Liam
2022-06-16 10:35:52 -04:00
parent 95b844dbae
commit 2c56e94702
13 changed files with 69 additions and 52 deletions
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25
src/core/hle/kernel/k_scheduler.cpp
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@ -317,7 +317,7 @@ void KScheduler::RotateScheduledQueue(s32 cpu_core_id, s32 priority) {
{
KThread* best_thread = priority_queue.GetScheduledFront(cpu_core_id);
if (best_thread == GetCurrentThread()) {
if (best_thread == GetCurrentThreadPointer(kernel)) {
best_thread = priority_queue.GetScheduledNext(cpu_core_id, best_thread);
}
@ -424,7 +424,7 @@ void KScheduler::YieldWithoutCoreMigration(KernelCore& kernel) {
ASSERT(kernel.CurrentProcess() != nullptr);
// Get the current thread and process.
KThread& cur_thread = Kernel::GetCurrentThread(kernel);
KThread& cur_thread = GetCurrentThread(kernel);
KProcess& cur_process = *kernel.CurrentProcess();
// If the thread's yield count matches, there's nothing for us to do.
@ -463,7 +463,7 @@ void KScheduler::YieldWithCoreMigration(KernelCore& kernel) {
ASSERT(kernel.CurrentProcess() != nullptr);
// Get the current thread and process.
KThread& cur_thread = Kernel::GetCurrentThread(kernel);
KThread& cur_thread = GetCurrentThread(kernel);
KProcess& cur_process = *kernel.CurrentProcess();
// If the thread's yield count matches, there's nothing for us to do.
@ -551,7 +551,7 @@ void KScheduler::YieldToAnyThread(KernelCore& kernel) {
ASSERT(kernel.CurrentProcess() != nullptr);
// Get the current thread and process.
KThread& cur_thread = Kernel::GetCurrentThread(kernel);
KThread& cur_thread = GetCurrentThread(kernel);
KProcess& cur_process = *kernel.CurrentProcess();
// If the thread's yield count matches, there's nothing for us to do.
@ -642,7 +642,7 @@ KScheduler::~KScheduler() {
ASSERT(!idle_thread);
}
KThread* KScheduler::GetCurrentThread() const {
KThread* KScheduler::GetSchedulerCurrentThread() const {
if (auto result = current_thread.load(); result) {
return result;
}
@ -654,7 +654,7 @@ u64 KScheduler::GetLastContextSwitchTicks() const {
}
void KScheduler::RescheduleCurrentCore() {
ASSERT(GetCurrentThread()->GetDisableDispatchCount() == 1);
ASSERT(GetCurrentThread(system.Kernel()).GetDisableDispatchCount() == 1);
auto& phys_core = system.Kernel().PhysicalCore(core_id);
if (phys_core.IsInterrupted()) {
@ -665,7 +665,7 @@ void KScheduler::RescheduleCurrentCore() {
if (state.needs_scheduling.load()) {
Schedule();
} else {
GetCurrentThread()->EnableDispatch();
GetCurrentThread(system.Kernel()).EnableDispatch();
guard.Unlock();
}
}
@ -718,13 +718,18 @@ void KScheduler::Reload(KThread* thread) {
void KScheduler::SwitchContextStep2() {
// Load context of new thread
Reload(GetCurrentThread());
Reload(GetCurrentThreadPointer(system.Kernel()));
RescheduleCurrentCore();
}
void KScheduler::Schedule() {
ASSERT(GetCurrentThread(system.Kernel()).GetDisableDispatchCount() == 1);
this->ScheduleImpl();
}
void KScheduler::ScheduleImpl() {
KThread* previous_thread = GetCurrentThread();
KThread* previous_thread = GetCurrentThreadPointer(system.Kernel());
KThread* next_thread = state.highest_priority_thread;
state.needs_scheduling.store(false);
@ -762,6 +767,7 @@ void KScheduler::ScheduleImpl() {
old_context = &previous_thread->GetHostContext();
// Set the new thread.
SetCurrentThread(system.Kernel(), next_thread);
current_thread.store(next_thread);
guard.Unlock();
@ -805,6 +811,7 @@ void KScheduler::SwitchToCurrent() {
}
}
auto thread = next_thread ? next_thread : idle_thread;
SetCurrentThread(system.Kernel(), thread);
Common::Fiber::YieldTo(switch_fiber, *thread->GetHostContext());
} while (!is_switch_pending());
}