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Merge pull request #2416 from lioncash/wait

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kernel/svc: Clean up wait synchronization related functionality
This commit is contained in:
bunnei
2019-04-24 22:56:08 -04:00
committed by GitHub
parent 94db649205 c268ffd831
commit 78574e7a47
7 changed files with 54 additions and 51 deletions
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29
src/core/hle/kernel/wait_object.cpp
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@ -38,8 +38,7 @@ SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() const {
const ThreadStatus thread_status = thread->GetStatus();
// The list of waiting threads must not contain threads that are not waiting to be awakened.
ASSERT_MSG(thread_status == ThreadStatus::WaitSynchAny ||
thread_status == ThreadStatus::WaitSynchAll ||
ASSERT_MSG(thread_status == ThreadStatus::WaitSynch ||
thread_status == ThreadStatus::WaitHLEEvent,
"Inconsistent thread statuses in waiting_threads");
@ -49,10 +48,10 @@ SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() const {
if (ShouldWait(thread.get()))
continue;
// A thread is ready to run if it's either in ThreadStatus::WaitSynchAny or
// in ThreadStatus::WaitSynchAll and the rest of the objects it is waiting on are ready.
// A thread is ready to run if it's either in ThreadStatus::WaitSynch
// and the rest of the objects it is waiting on are ready.
bool ready_to_run = true;
if (thread_status == ThreadStatus::WaitSynchAll) {
if (thread_status == ThreadStatus::WaitSynch) {
ready_to_run = thread->AllWaitObjectsReady();
}
@ -68,33 +67,35 @@ SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() const {
void WaitObject::WakeupWaitingThread(SharedPtr<Thread> thread) {
ASSERT(!ShouldWait(thread.get()));
if (!thread)
if (!thread) {
return;
}
if (!thread->IsSleepingOnWaitAll()) {
Acquire(thread.get());
} else {
if (thread->IsSleepingOnWait()) {
for (const auto& object : thread->GetWaitObjects()) {
ASSERT(!object->ShouldWait(thread.get()));
object->Acquire(thread.get());
}
} else {
Acquire(thread.get());
}
const std::size_t index = thread->GetWaitObjectIndex(this);
for (const auto& object : thread->GetWaitObjects())
for (const auto& object : thread->GetWaitObjects()) {
object->RemoveWaitingThread(thread.get());
}
thread->ClearWaitObjects();
thread->CancelWakeupTimer();
bool resume = true;
if (thread->HasWakeupCallback())
if (thread->HasWakeupCallback()) {
resume = thread->InvokeWakeupCallback(ThreadWakeupReason::Signal, thread, this, index);
if (resume)
}
if (resume) {
thread->ResumeFromWait();
}
}
void WaitObject::WakeupAllWaitingThreads() {