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authorLiam <byteslice@airmail.cc>2022-07-07 18:34:46 +0200
committerLiam <byteslice@airmail.cc>2022-07-15 04:47:18 +0200
commitda07e13e0798a4ebd423595830f04e2234a03942 (patch)
tree2e2a88eb2fd2a5ae6f070609040418f9c1df4c35 /src/core/hle/kernel
parentkernel: fix issues with single core mode (diff)
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Diffstat (limited to 'src/core/hle/kernel')
-rw-r--r--src/core/hle/kernel/k_scheduler.cpp13
-rw-r--r--src/core/hle/kernel/k_scheduler.h5
-rw-r--r--src/core/hle/kernel/k_thread.cpp6
-rw-r--r--src/core/hle/kernel/k_thread.h1
4 files changed, 14 insertions, 11 deletions
diff --git a/src/core/hle/kernel/k_scheduler.cpp b/src/core/hle/kernel/k_scheduler.cpp
index cac96a780..230ca3b95 100644
--- a/src/core/hle/kernel/k_scheduler.cpp
+++ b/src/core/hle/kernel/k_scheduler.cpp
@@ -103,7 +103,20 @@ void KScheduler::ScheduleOnInterrupt() {
GetCurrentThread(kernel).EnableDispatch();
}
+void KScheduler::PreemptSingleCore() {
+ GetCurrentThread(kernel).DisableDispatch();
+
+ auto* thread = GetCurrentThreadPointer(kernel);
+ auto& previous_scheduler = kernel.Scheduler(thread->GetCurrentCore());
+ previous_scheduler.Unload(thread);
+
+ Common::Fiber::YieldTo(thread->GetHostContext(), *m_switch_fiber);
+
+ GetCurrentThread(kernel).EnableDispatch();
+}
+
void KScheduler::RescheduleCurrentCore() {
+ ASSERT(!kernel.IsPhantomModeForSingleCore());
ASSERT(GetCurrentThread(kernel).GetDisableDispatchCount() == 1);
GetCurrentThread(kernel).EnableDispatch();
diff --git a/src/core/hle/kernel/k_scheduler.h b/src/core/hle/kernel/k_scheduler.h
index 91e870933..ac7421c9a 100644
--- a/src/core/hle/kernel/k_scheduler.h
+++ b/src/core/hle/kernel/k_scheduler.h
@@ -49,6 +49,7 @@ public:
void SetInterruptTaskRunnable();
void RequestScheduleOnInterrupt();
+ void PreemptSingleCore();
u64 GetIdleCount() {
return m_state.idle_count;
@@ -62,10 +63,6 @@ public:
return m_current_thread.load() == m_idle_thread;
}
- std::shared_ptr<Common::Fiber> GetSwitchFiber() {
- return m_switch_fiber;
- }
-
KThread* GetPreviousThread() const {
return m_state.prev_thread;
}
diff --git a/src/core/hle/kernel/k_thread.cpp b/src/core/hle/kernel/k_thread.cpp
index d5d390f04..3640d1d13 100644
--- a/src/core/hle/kernel/k_thread.cpp
+++ b/src/core/hle/kernel/k_thread.cpp
@@ -1204,12 +1204,6 @@ KScopedDisableDispatch::~KScopedDisableDispatch() {
return;
}
- // Skip the reschedule if single-core.
- if (!Settings::values.use_multi_core.GetValue()) {
- GetCurrentThread(kernel).EnableDispatch();
- return;
- }
-
if (GetCurrentThread(kernel).GetDisableDispatchCount() <= 1) {
auto scheduler = kernel.CurrentScheduler();
diff --git a/src/core/hle/kernel/k_thread.h b/src/core/hle/kernel/k_thread.h
index 1fc8f5f3e..9ee20208e 100644
--- a/src/core/hle/kernel/k_thread.h
+++ b/src/core/hle/kernel/k_thread.h
@@ -110,7 +110,6 @@ void SetCurrentThread(KernelCore& kernel, KThread* thread);
[[nodiscard]] KThread* GetCurrentThreadPointer(KernelCore& kernel);
[[nodiscard]] KThread& GetCurrentThread(KernelCore& kernel);
[[nodiscard]] s32 GetCurrentCoreId(KernelCore& kernel);
-size_t CaptureBacktrace(void** buffer, size_t max);
class KThread final : public KAutoObjectWithSlabHeapAndContainer<KThread, KWorkerTask>,
public boost::intrusive::list_base_hook<> {